diff --git a/typespec-extension/src/code-model-builder.ts b/typespec-extension/src/code-model-builder.ts
index 521d15ce5f..ea580632fb 100644
--- a/typespec-extension/src/code-model-builder.ts
+++ b/typespec-extension/src/code-model-builder.ts
@@ -95,7 +95,6 @@ import {
   getOverloadedOperation,
   getProjectedName,
   getSummary,
-  getTypeName,
   getVisibility,
   ignoreDiagnostics,
   isArrayModelType,
@@ -156,8 +155,6 @@ import {
   ProcessingCache,
   getAccess,
   getDurationFormatFromSdkType,
-  getNameForTemplate,
-  getNamePrefixForProperty,
   getUnionDescription,
   getUsage,
   hasScalarAsBase,
@@ -1350,7 +1347,8 @@ export class CodeModelBuilder {
     }
 
     const isAnonymousModel = sdkType.kind === "model" && sdkType.isGeneratedName === true;
-    const parameter = new Parameter(this.getName(body), this.getDoc(body), schema, {
+    const parameterName = body.kind === "Model" ? (sdkType.kind === "model" ? sdkType.name : "") : this.getName(body);
+    const parameter = new Parameter(parameterName, this.getDoc(body), schema, {
       summary: this.getSummary(body),
       implementation: ImplementationLocation.Method,
       required: body.kind === "Model" || !body.optional,
@@ -1598,10 +1596,10 @@ export class CodeModelBuilder {
               }
               if (match) {
                 schema = candidateResponseSchema;
+                const sdkType = getClientType(this.sdkContext, bodyType);
+                const modelName = sdkType.kind === "model" ? sdkType.name : undefined;
                 this.trace(
-                  `Replace TypeSpec model '${this.getName(bodyType)}' with '${
-                    candidateResponseSchema.language.default.name
-                  }'`,
+                  `Replace TypeSpec model '${modelName}' with '${candidateResponseSchema.language.default.name}'`,
                 );
               }
             }
@@ -1890,7 +1888,7 @@ export class CodeModelBuilder {
 
     const schemaType = type.isFixed ? SealedChoiceSchema : ChoiceSchema;
 
-    const schema = new schemaType(type.name ? type.name : name, type.details ?? "", {
+    const schema = new schemaType(type.name ?? name, type.details ?? "", {
       summary: type.description,
       choiceType: valueType as any,
       choices: choices,
@@ -1911,7 +1909,7 @@ export class CodeModelBuilder {
     const valueType = this.processSchemaFromSdkType(type.valueType, type.valueType.kind);
 
     return this.codeModel.schemas.add(
-      new ConstantSchema(name, type.details ?? "", {
+      new ConstantSchema(type.name ?? name, type.details ?? "", {
         summary: type.description,
         valueType: valueType,
         value: new ConstantValue(type.value),
@@ -1923,7 +1921,7 @@ export class CodeModelBuilder {
     const valueType = this.processSchemaFromSdkType(type.enumType, type.enumType.name);
 
     return this.codeModel.schemas.add(
-      new ConstantSchema(name, type.details ?? "", {
+      new ConstantSchema(type.name ?? name, type.details ?? "", {
         summary: type.description,
         valueType: valueType,
         value: new ConstantValue(type.value ?? type.name),
@@ -2091,10 +2089,7 @@ export class CodeModelBuilder {
   }
 
   private processModelPropertyFromSdkType(prop: SdkModelPropertyType): Property {
-    const rawModelPropertyType = prop.__raw as ModelProperty | undefined;
-    // TODO: This case is related with literal.tsp, once TCGC supports giving a name, we can use TCGC generatedName
-    const schemaNameHint = pascalCase(getNamePrefixForProperty(rawModelPropertyType)) + pascalCase(prop.name);
-    let schema = this.processSchemaFromSdkType(prop.type, schemaNameHint);
+    let schema = this.processSchemaFromSdkType(prop.type, "");
     let nullable = prop.nullable;
 
     let extensions: Record<string, any> | undefined = undefined;
@@ -2133,7 +2128,6 @@ export class CodeModelBuilder {
       throw new Error(`Invalid type for union: '${type.kind}'.`);
     }
     const rawUnionType: Union = type.__raw as Union;
-    // TODO: name from typespec-client-generator-core
     const namespace = getNamespace(rawUnionType);
     const baseName = type.name ?? pascalCase(name) + "Model";
     this.logWarning(
@@ -2265,13 +2259,9 @@ export class CodeModelBuilder {
   }
 
   private getName(
-    target: Model | Union | UnionVariant | Enum | EnumMember | ModelProperty | Scalar | Operation | undefined,
+    target: Union | UnionVariant | Enum | EnumMember | ModelProperty | Operation,
     nameHint: string | undefined = undefined,
   ): string {
-    if (!target) {
-      return nameHint || "";
-    }
-
     // TODO: once getLibraryName API in typespec-client-generator-core can get projected name from language and client, as well as can handle template case, use getLibraryName API
     const emitterClientName = getClientNameOverride(this.sdkContext, target);
     if (emitterClientName && typeof emitterClientName === "string") {
@@ -2293,24 +2283,6 @@ export class CodeModelBuilder {
       return friendlyName;
     }
 
-    // if no projectedName and friendlyName found, return the name of the target (including special handling for template)
-    if (
-      target.kind === "Model" &&
-      target.templateMapper &&
-      target.templateMapper.args &&
-      target.templateMapper.args.length > 0
-    ) {
-      const tspName = getTypeName(target, this.typeNameOptions);
-      const newName = getNameForTemplate(target);
-      this.logWarning(`Rename TypeSpec Model '${tspName}' to '${newName}'`);
-      return newName;
-    }
-
-    if (!target.name && nameHint) {
-      const newName = nameHint;
-      this.logWarning(`Rename anonymous TypeSpec ${target.kind} to '${newName}'`);
-      return newName;
-    }
     if (typeof target.name === "symbol") {
       return "";
     }
diff --git a/typespec-extension/src/type-utils.ts b/typespec-extension/src/type-utils.ts
index 0b184c57aa..1aa1b08cde 100644
--- a/typespec-extension/src/type-utils.ts
+++ b/typespec-extension/src/type-utils.ts
@@ -5,7 +5,6 @@ import {
   EnumMember,
   IntrinsicScalarName,
   Model,
-  ModelProperty,
   Program,
   Scalar,
   StringLiteral,
@@ -21,7 +20,7 @@ import {
 } from "@typespec/compiler";
 import { SchemaContext } from "@autorest/codemodel";
 import { DurationSchema } from "./common/schemas/time.js";
-import { getNamespace, pascalCase } from "./utils.js";
+import { getNamespace } from "./utils.js";
 import { getUnionAsEnum } from "@azure-tools/typespec-azure-core";
 import { SdkDurationType, isSdkFloatKind, isSdkIntKind } from "@azure-tools/typespec-client-generator-core";
 import { Version } from "@typespec/versioning";
@@ -83,24 +82,6 @@ export function isModelReferredInTemplate(template: TemplatedTypeBase, target: M
   );
 }
 
-export function getNameForTemplate(target: Type): string {
-  switch (target.kind) {
-    case "Model": {
-      let name = target.name;
-      if (target.templateMapper && target.templateMapper.args) {
-        name = name + target.templateMapper.args.map((it) => ("kind" in it ? getNameForTemplate(it) : "")).join("");
-      }
-      return name;
-    }
-
-    case "String":
-      return target.value;
-
-    default:
-      return "";
-  }
-}
-
 export function isNullableType(type: Type): boolean {
   if (type.kind === "Union") {
     const nullVariants = Array.from(type.variants.values()).filter((it) => isNullType(it.type));
@@ -222,33 +203,6 @@ export function getUnionDescription(union: Union, typeNameOptions: TypeNameOptio
   return name;
 }
 
-export function getNamePrefixForProperty(property: ModelProperty | undefined): string {
-  if (property && property.model) {
-    if (property.model.name) {
-      return property.model.name;
-    } else if (property.model.namespace) {
-      for (const model of property.model.namespace.models.values()) {
-        for (const prop of model.properties.values()) {
-          const candidateModel = prop.type;
-          // find the property that refers to the unnamed property.model
-          if (
-            candidateModel.kind === "Model" &&
-            (candidateModel === property.model || candidateModel.indexer?.value === property.model)
-          ) {
-            return getNamePrefixForProperty(prop) + pascalCase(prop.name);
-          } else if (
-            candidateModel.kind === "Union" &&
-            Array.from(candidateModel.variants.values()).find((it) => it.type === property.model)
-          ) {
-            return getNamePrefixForProperty(prop) + pascalCase(prop.name);
-          }
-        }
-      }
-    }
-  }
-  return "";
-}
-
 export function modelIs(model: Model, name: string, namespace: string): boolean {
   let currentModel: Model | undefined = model;
   while (currentModel) {
diff --git a/typespec-tests/src/main/java/com/cadl/literalservice/LiteralServiceAsyncClient.java b/typespec-tests/src/main/java/com/cadl/literalservice/LiteralServiceAsyncClient.java
index d409bba8fa..7b7f0d2cf2 100644
--- a/typespec-tests/src/main/java/com/cadl/literalservice/LiteralServiceAsyncClient.java
+++ b/typespec-tests/src/main/java/com/cadl/literalservice/LiteralServiceAsyncClient.java
@@ -18,7 +18,7 @@
 import com.azure.core.util.FluxUtil;
 import com.cadl.literalservice.implementation.LiteralOpsImpl;
 import com.cadl.literalservice.models.Model;
-import com.cadl.literalservice.models.OptionalLiteralParam;
+import com.cadl.literalservice.models.PutRequestOptionalLiteralParam;
 import reactor.core.publisher.Mono;
 
 /**
@@ -96,7 +96,7 @@ public Mono<Response<BinaryData>> putWithResponse(BinaryData model, RequestOptio
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Model> put(Model model, OptionalLiteralParam optionalLiteralParam) {
+    public Mono<Model> put(Model model, PutRequestOptionalLiteralParam optionalLiteralParam) {
         // Generated convenience method for putWithResponse
         RequestOptions requestOptions = new RequestOptions();
         if (optionalLiteralParam != null) {
diff --git a/typespec-tests/src/main/java/com/cadl/literalservice/LiteralServiceClient.java b/typespec-tests/src/main/java/com/cadl/literalservice/LiteralServiceClient.java
index 1536e39ca9..6234e31bf6 100644
--- a/typespec-tests/src/main/java/com/cadl/literalservice/LiteralServiceClient.java
+++ b/typespec-tests/src/main/java/com/cadl/literalservice/LiteralServiceClient.java
@@ -17,7 +17,7 @@
 import com.azure.core.util.BinaryData;
 import com.cadl.literalservice.implementation.LiteralOpsImpl;
 import com.cadl.literalservice.models.Model;
-import com.cadl.literalservice.models.OptionalLiteralParam;
+import com.cadl.literalservice.models.PutRequestOptionalLiteralParam;
 
 /**
  * Initializes a new instance of the synchronous LiteralServiceClient type.
@@ -94,7 +94,7 @@ public Response<BinaryData> putWithResponse(BinaryData model, RequestOptions req
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Model put(Model model, OptionalLiteralParam optionalLiteralParam) {
+    public Model put(Model model, PutRequestOptionalLiteralParam optionalLiteralParam) {
         // Generated convenience method for putWithResponse
         RequestOptions requestOptions = new RequestOptions();
         if (optionalLiteralParam != null) {
diff --git a/typespec-tests/src/main/java/com/cadl/literalservice/models/Model.java b/typespec-tests/src/main/java/com/cadl/literalservice/models/Model.java
index d37c9708b2..143157bf1a 100644
--- a/typespec-tests/src/main/java/com/cadl/literalservice/models/Model.java
+++ b/typespec-tests/src/main/java/com/cadl/literalservice/models/Model.java
@@ -27,7 +27,7 @@ public final class Model implements JsonSerializable<Model> {
      * The optionalLiteral property.
      */
     @Generated
-    private ModelOptionalLiteral optionalLiteral;
+    private ModelOptionalLiteralOptionalLiteral optionalLiteral;
 
     /**
      * Creates an instance of Model class.
@@ -52,7 +52,7 @@ public String getLiteral() {
      * @return the optionalLiteral value.
      */
     @Generated
-    public ModelOptionalLiteral getOptionalLiteral() {
+    public ModelOptionalLiteralOptionalLiteral getOptionalLiteral() {
         return this.optionalLiteral;
     }
 
@@ -63,7 +63,7 @@ public ModelOptionalLiteral getOptionalLiteral() {
      * @return the Model object itself.
      */
     @Generated
-    public Model setOptionalLiteral(ModelOptionalLiteral optionalLiteral) {
+    public Model setOptionalLiteral(ModelOptionalLiteralOptionalLiteral optionalLiteral) {
         this.optionalLiteral = optionalLiteral;
         return this;
     }
@@ -99,7 +99,8 @@ public static Model fromJson(JsonReader jsonReader) throws IOException {
                 reader.nextToken();
 
                 if ("optionalLiteral".equals(fieldName)) {
-                    deserializedModel.optionalLiteral = ModelOptionalLiteral.fromString(reader.getString());
+                    deserializedModel.optionalLiteral
+                        = ModelOptionalLiteralOptionalLiteral.fromString(reader.getString());
                 } else {
                     reader.skipChildren();
                 }
diff --git a/typespec-tests/src/main/java/com/cadl/literalservice/models/ModelOptionalLiteral.java b/typespec-tests/src/main/java/com/cadl/literalservice/models/ModelOptionalLiteralOptionalLiteral.java
similarity index 53%
rename from typespec-tests/src/main/java/com/cadl/literalservice/models/ModelOptionalLiteral.java
rename to typespec-tests/src/main/java/com/cadl/literalservice/models/ModelOptionalLiteralOptionalLiteral.java
index d91cb650df..9804c262c8 100644
--- a/typespec-tests/src/main/java/com/cadl/literalservice/models/ModelOptionalLiteral.java
+++ b/typespec-tests/src/main/java/com/cadl/literalservice/models/ModelOptionalLiteralOptionalLiteral.java
@@ -5,35 +5,35 @@
 package com.cadl.literalservice.models;
 
 /**
- * Defines values for ModelOptionalLiteral.
+ * Defines values for ModelOptionalLiteralOptionalLiteral.
  */
-public enum ModelOptionalLiteral {
+public enum ModelOptionalLiteralOptionalLiteral {
     /**
      * Enum value optionalLiteral.
      */
     OPTIONAL_LITERAL("optionalLiteral");
 
     /**
-     * The actual serialized value for a ModelOptionalLiteral instance.
+     * The actual serialized value for a ModelOptionalLiteralOptionalLiteral instance.
      */
     private final String value;
 
-    ModelOptionalLiteral(String value) {
+    ModelOptionalLiteralOptionalLiteral(String value) {
         this.value = value;
     }
 
     /**
-     * Parses a serialized value to a ModelOptionalLiteral instance.
+     * Parses a serialized value to a ModelOptionalLiteralOptionalLiteral instance.
      * 
      * @param value the serialized value to parse.
-     * @return the parsed ModelOptionalLiteral object, or null if unable to parse.
+     * @return the parsed ModelOptionalLiteralOptionalLiteral object, or null if unable to parse.
      */
-    public static ModelOptionalLiteral fromString(String value) {
+    public static ModelOptionalLiteralOptionalLiteral fromString(String value) {
         if (value == null) {
             return null;
         }
-        ModelOptionalLiteral[] items = ModelOptionalLiteral.values();
-        for (ModelOptionalLiteral item : items) {
+        ModelOptionalLiteralOptionalLiteral[] items = ModelOptionalLiteralOptionalLiteral.values();
+        for (ModelOptionalLiteralOptionalLiteral item : items) {
             if (item.toString().equalsIgnoreCase(value)) {
                 return item;
             }
diff --git a/typespec-tests/src/main/java/com/cadl/literalservice/models/OptionalLiteralParam.java b/typespec-tests/src/main/java/com/cadl/literalservice/models/PutRequestOptionalLiteralParam.java
similarity index 55%
rename from typespec-tests/src/main/java/com/cadl/literalservice/models/OptionalLiteralParam.java
rename to typespec-tests/src/main/java/com/cadl/literalservice/models/PutRequestOptionalLiteralParam.java
index 18394b7469..f0141ba725 100644
--- a/typespec-tests/src/main/java/com/cadl/literalservice/models/OptionalLiteralParam.java
+++ b/typespec-tests/src/main/java/com/cadl/literalservice/models/PutRequestOptionalLiteralParam.java
@@ -5,35 +5,35 @@
 package com.cadl.literalservice.models;
 
 /**
- * Defines values for OptionalLiteralParam.
+ * Defines values for PutRequestOptionalLiteralParam.
  */
-public enum OptionalLiteralParam {
+public enum PutRequestOptionalLiteralParam {
     /**
      * Enum value optionalLiteralParam.
      */
     OPTIONAL_LITERAL_PARAM("optionalLiteralParam");
 
     /**
-     * The actual serialized value for a OptionalLiteralParam instance.
+     * The actual serialized value for a PutRequestOptionalLiteralParam instance.
      */
     private final String value;
 
-    OptionalLiteralParam(String value) {
+    PutRequestOptionalLiteralParam(String value) {
         this.value = value;
     }
 
     /**
-     * Parses a serialized value to a OptionalLiteralParam instance.
+     * Parses a serialized value to a PutRequestOptionalLiteralParam instance.
      * 
      * @param value the serialized value to parse.
-     * @return the parsed OptionalLiteralParam object, or null if unable to parse.
+     * @return the parsed PutRequestOptionalLiteralParam object, or null if unable to parse.
      */
-    public static OptionalLiteralParam fromString(String value) {
+    public static PutRequestOptionalLiteralParam fromString(String value) {
         if (value == null) {
             return null;
         }
-        OptionalLiteralParam[] items = OptionalLiteralParam.values();
-        for (OptionalLiteralParam item : items) {
+        PutRequestOptionalLiteralParam[] items = PutRequestOptionalLiteralParam.values();
+        for (PutRequestOptionalLiteralParam item : items) {
             if (item.toString().equalsIgnoreCase(value)) {
                 return item;
             }
diff --git a/typespec-tests/src/main/java/com/cadl/specialchars/SpecialCharsAsyncClient.java b/typespec-tests/src/main/java/com/cadl/specialchars/SpecialCharsAsyncClient.java
index 2237bbc4a5..1020144144 100644
--- a/typespec-tests/src/main/java/com/cadl/specialchars/SpecialCharsAsyncClient.java
+++ b/typespec-tests/src/main/java/com/cadl/specialchars/SpecialCharsAsyncClient.java
@@ -61,7 +61,7 @@ public final class SpecialCharsAsyncClient {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param readRequest The readRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -71,8 +71,8 @@ public final class SpecialCharsAsyncClient {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<BinaryData>> readWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.readWithResponseAsync(request, requestOptions);
+    public Mono<Response<BinaryData>> readWithResponse(BinaryData readRequest, RequestOptions requestOptions) {
+        return this.serviceClient.readWithResponseAsync(readRequest, requestOptions);
     }
 
     /**
@@ -92,9 +92,9 @@ public Mono<Response<BinaryData>> readWithResponse(BinaryData request, RequestOp
     public Mono<Resource> read(String id) {
         // Generated convenience method for readWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        ReadRequest requestObj = new ReadRequest(id);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        return readWithResponse(request, requestOptions).flatMap(FluxUtil::toMono)
+        ReadRequest readRequestObj = new ReadRequest(id);
+        BinaryData readRequest = BinaryData.fromObject(readRequestObj);
+        return readWithResponse(readRequest, requestOptions).flatMap(FluxUtil::toMono)
             .map(protocolMethodData -> protocolMethodData.toObject(Resource.class));
     }
 }
diff --git a/typespec-tests/src/main/java/com/cadl/specialchars/SpecialCharsClient.java b/typespec-tests/src/main/java/com/cadl/specialchars/SpecialCharsClient.java
index be6cadb7dd..c04954982d 100644
--- a/typespec-tests/src/main/java/com/cadl/specialchars/SpecialCharsClient.java
+++ b/typespec-tests/src/main/java/com/cadl/specialchars/SpecialCharsClient.java
@@ -59,7 +59,7 @@ public final class SpecialCharsClient {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param readRequest The readRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -69,8 +69,8 @@ public final class SpecialCharsClient {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<BinaryData> readWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.readWithResponse(request, requestOptions);
+    public Response<BinaryData> readWithResponse(BinaryData readRequest, RequestOptions requestOptions) {
+        return this.serviceClient.readWithResponse(readRequest, requestOptions);
     }
 
     /**
@@ -90,8 +90,8 @@ public Response<BinaryData> readWithResponse(BinaryData request, RequestOptions
     public Resource read(String id) {
         // Generated convenience method for readWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        ReadRequest requestObj = new ReadRequest(id);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        return readWithResponse(request, requestOptions).getValue().toObject(Resource.class);
+        ReadRequest readRequestObj = new ReadRequest(id);
+        BinaryData readRequest = BinaryData.fromObject(readRequestObj);
+        return readWithResponse(readRequest, requestOptions).getValue().toObject(Resource.class);
     }
 }
diff --git a/typespec-tests/src/main/java/com/cadl/specialchars/implementation/BuiltinOpsImpl.java b/typespec-tests/src/main/java/com/cadl/specialchars/implementation/BuiltinOpsImpl.java
index 00d9bcbe43..5392d88b0a 100644
--- a/typespec-tests/src/main/java/com/cadl/specialchars/implementation/BuiltinOpsImpl.java
+++ b/typespec-tests/src/main/java/com/cadl/specialchars/implementation/BuiltinOpsImpl.java
@@ -65,7 +65,7 @@ public interface BuiltinOpsService {
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Mono<Response<BinaryData>> read(@HostParam("endpoint") String endpoint, @HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData readRequest, RequestOptions requestOptions, Context context);
 
         @Post("/specialchars")
         @ExpectedResponses({ 200 })
@@ -74,7 +74,7 @@ Mono<Response<BinaryData>> read(@HostParam("endpoint") String endpoint, @HeaderP
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Response<BinaryData> readSync(@HostParam("endpoint") String endpoint, @HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData readRequest, RequestOptions requestOptions, Context context);
     }
 
     /**
@@ -99,7 +99,7 @@ Response<BinaryData> readSync(@HostParam("endpoint") String endpoint, @HeaderPar
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param readRequest The readRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -108,10 +108,10 @@ Response<BinaryData> readSync(@HostParam("endpoint") String endpoint, @HeaderPar
      * @return the response body along with {@link Response} on successful completion of {@link Mono}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<BinaryData>> readWithResponseAsync(BinaryData request, RequestOptions requestOptions) {
+    public Mono<Response<BinaryData>> readWithResponseAsync(BinaryData readRequest, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return FluxUtil
-            .withContext(context -> service.read(this.client.getEndpoint(), accept, request, requestOptions, context));
+        return FluxUtil.withContext(
+            context -> service.read(this.client.getEndpoint(), accept, readRequest, requestOptions, context));
     }
 
     /**
@@ -136,7 +136,7 @@ public Mono<Response<BinaryData>> readWithResponseAsync(BinaryData request, Requ
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param readRequest The readRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -145,8 +145,8 @@ public Mono<Response<BinaryData>> readWithResponseAsync(BinaryData request, Requ
      * @return the response body along with {@link Response}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<BinaryData> readWithResponse(BinaryData request, RequestOptions requestOptions) {
+    public Response<BinaryData> readWithResponse(BinaryData readRequest, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return service.readSync(this.client.getEndpoint(), accept, request, requestOptions, Context.NONE);
+        return service.readSync(this.client.getEndpoint(), accept, readRequest, requestOptions, Context.NONE);
     }
 }
diff --git a/typespec-tests/src/main/java/com/parameters/basic/ImplicitBodyAsyncClient.java b/typespec-tests/src/main/java/com/parameters/basic/ImplicitBodyAsyncClient.java
index a18a3c43ab..f46dacbd4c 100644
--- a/typespec-tests/src/main/java/com/parameters/basic/ImplicitBodyAsyncClient.java
+++ b/typespec-tests/src/main/java/com/parameters/basic/ImplicitBodyAsyncClient.java
@@ -48,7 +48,7 @@ public final class ImplicitBodyAsyncClient {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param simpleRequest The simpleRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -58,8 +58,8 @@ public final class ImplicitBodyAsyncClient {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> simpleWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.simpleWithResponseAsync(request, requestOptions);
+    public Mono<Response<Void>> simpleWithResponse(BinaryData simpleRequest, RequestOptions requestOptions) {
+        return this.serviceClient.simpleWithResponseAsync(simpleRequest, requestOptions);
     }
 
     /**
@@ -79,8 +79,8 @@ public Mono<Response<Void>> simpleWithResponse(BinaryData request, RequestOption
     public Mono<Void> simple(String name) {
         // Generated convenience method for simpleWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SimpleRequest requestObj = new SimpleRequest(name);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        return simpleWithResponse(request, requestOptions).flatMap(FluxUtil::toMono);
+        SimpleRequest simpleRequestObj = new SimpleRequest(name);
+        BinaryData simpleRequest = BinaryData.fromObject(simpleRequestObj);
+        return simpleWithResponse(simpleRequest, requestOptions).flatMap(FluxUtil::toMono);
     }
 }
diff --git a/typespec-tests/src/main/java/com/parameters/basic/ImplicitBodyClient.java b/typespec-tests/src/main/java/com/parameters/basic/ImplicitBodyClient.java
index 026a9fd3da..bb3c238c13 100644
--- a/typespec-tests/src/main/java/com/parameters/basic/ImplicitBodyClient.java
+++ b/typespec-tests/src/main/java/com/parameters/basic/ImplicitBodyClient.java
@@ -46,7 +46,7 @@ public final class ImplicitBodyClient {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param simpleRequest The simpleRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -56,8 +56,8 @@ public final class ImplicitBodyClient {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> simpleWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.simpleWithResponse(request, requestOptions);
+    public Response<Void> simpleWithResponse(BinaryData simpleRequest, RequestOptions requestOptions) {
+        return this.serviceClient.simpleWithResponse(simpleRequest, requestOptions);
     }
 
     /**
@@ -76,8 +76,8 @@ public Response<Void> simpleWithResponse(BinaryData request, RequestOptions requ
     public void simple(String name) {
         // Generated convenience method for simpleWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SimpleRequest requestObj = new SimpleRequest(name);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        simpleWithResponse(request, requestOptions).getValue();
+        SimpleRequest simpleRequestObj = new SimpleRequest(name);
+        BinaryData simpleRequest = BinaryData.fromObject(simpleRequestObj);
+        simpleWithResponse(simpleRequest, requestOptions).getValue();
     }
 }
diff --git a/typespec-tests/src/main/java/com/parameters/basic/implementation/ImplicitBodiesImpl.java b/typespec-tests/src/main/java/com/parameters/basic/implementation/ImplicitBodiesImpl.java
index 8d446782a6..e6488ff8c4 100644
--- a/typespec-tests/src/main/java/com/parameters/basic/implementation/ImplicitBodiesImpl.java
+++ b/typespec-tests/src/main/java/com/parameters/basic/implementation/ImplicitBodiesImpl.java
@@ -64,7 +64,7 @@ public interface ImplicitBodiesService {
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Mono<Response<Void>> simple(@HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData simpleRequest, RequestOptions requestOptions, Context context);
 
         @Put("/parameters/basic/implicit-body/simple")
         @ExpectedResponses({ 204 })
@@ -73,7 +73,7 @@ Mono<Response<Void>> simple(@HeaderParam("accept") String accept,
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Response<Void> simpleSync(@HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData simpleRequest, RequestOptions requestOptions, Context context);
     }
 
     /**
@@ -86,7 +86,7 @@ Response<Void> simpleSync(@HeaderParam("accept") String accept,
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param simpleRequest The simpleRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -95,9 +95,9 @@ Response<Void> simpleSync(@HeaderParam("accept") String accept,
      * @return the {@link Response} on successful completion of {@link Mono}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> simpleWithResponseAsync(BinaryData request, RequestOptions requestOptions) {
+    public Mono<Response<Void>> simpleWithResponseAsync(BinaryData simpleRequest, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return FluxUtil.withContext(context -> service.simple(accept, request, requestOptions, context));
+        return FluxUtil.withContext(context -> service.simple(accept, simpleRequest, requestOptions, context));
     }
 
     /**
@@ -110,7 +110,7 @@ public Mono<Response<Void>> simpleWithResponseAsync(BinaryData request, RequestO
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param simpleRequest The simpleRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -119,8 +119,8 @@ public Mono<Response<Void>> simpleWithResponseAsync(BinaryData request, RequestO
      * @return the {@link Response}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> simpleWithResponse(BinaryData request, RequestOptions requestOptions) {
+    public Response<Void> simpleWithResponse(BinaryData simpleRequest, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return service.simpleSync(accept, request, requestOptions, Context.NONE);
+        return service.simpleSync(accept, simpleRequest, requestOptions, Context.NONE);
     }
 }
diff --git a/typespec-tests/src/main/java/com/parameters/spread/AliasAsyncClient.java b/typespec-tests/src/main/java/com/parameters/spread/AliasAsyncClient.java
index cda79335d6..3b6905e66c 100644
--- a/typespec-tests/src/main/java/com/parameters/spread/AliasAsyncClient.java
+++ b/typespec-tests/src/main/java/com/parameters/spread/AliasAsyncClient.java
@@ -51,7 +51,7 @@ public final class AliasAsyncClient {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param spreadAsRequestBodyRequest The spreadAsRequestBodyRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -61,8 +61,9 @@ public final class AliasAsyncClient {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> spreadAsRequestBodyWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.spreadAsRequestBodyWithResponseAsync(request, requestOptions);
+    public Mono<Response<Void>> spreadAsRequestBodyWithResponse(BinaryData spreadAsRequestBodyRequest,
+        RequestOptions requestOptions) {
+        return this.serviceClient.spreadAsRequestBodyWithResponseAsync(spreadAsRequestBodyRequest, requestOptions);
     }
 
     /**
@@ -142,9 +143,9 @@ public Mono<Response<Void>> spreadWithMultipleParametersWithResponse(String id,
     public Mono<Void> spreadAsRequestBody(String name) {
         // Generated convenience method for spreadAsRequestBodyWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SpreadAsRequestBodyRequest requestObj = new SpreadAsRequestBodyRequest(name);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        return spreadAsRequestBodyWithResponse(request, requestOptions).flatMap(FluxUtil::toMono);
+        SpreadAsRequestBodyRequest spreadAsRequestBodyRequestObj = new SpreadAsRequestBodyRequest(name);
+        BinaryData spreadAsRequestBodyRequest = BinaryData.fromObject(spreadAsRequestBodyRequestObj);
+        return spreadAsRequestBodyWithResponse(spreadAsRequestBodyRequest, requestOptions).flatMap(FluxUtil::toMono);
     }
 
     /**
diff --git a/typespec-tests/src/main/java/com/parameters/spread/AliasClient.java b/typespec-tests/src/main/java/com/parameters/spread/AliasClient.java
index 79e59192e5..d163e2282d 100644
--- a/typespec-tests/src/main/java/com/parameters/spread/AliasClient.java
+++ b/typespec-tests/src/main/java/com/parameters/spread/AliasClient.java
@@ -49,7 +49,7 @@ public final class AliasClient {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param spreadAsRequestBodyRequest The spreadAsRequestBodyRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -59,8 +59,9 @@ public final class AliasClient {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> spreadAsRequestBodyWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.spreadAsRequestBodyWithResponse(request, requestOptions);
+    public Response<Void> spreadAsRequestBodyWithResponse(BinaryData spreadAsRequestBodyRequest,
+        RequestOptions requestOptions) {
+        return this.serviceClient.spreadAsRequestBodyWithResponse(spreadAsRequestBodyRequest, requestOptions);
     }
 
     /**
@@ -138,9 +139,9 @@ public Response<Void> spreadWithMultipleParametersWithResponse(String id, String
     public void spreadAsRequestBody(String name) {
         // Generated convenience method for spreadAsRequestBodyWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SpreadAsRequestBodyRequest requestObj = new SpreadAsRequestBodyRequest(name);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        spreadAsRequestBodyWithResponse(request, requestOptions).getValue();
+        SpreadAsRequestBodyRequest spreadAsRequestBodyRequestObj = new SpreadAsRequestBodyRequest(name);
+        BinaryData spreadAsRequestBodyRequest = BinaryData.fromObject(spreadAsRequestBodyRequestObj);
+        spreadAsRequestBodyWithResponse(spreadAsRequestBodyRequest, requestOptions).getValue();
     }
 
     /**
diff --git a/typespec-tests/src/main/java/com/parameters/spread/implementation/AliasImpl.java b/typespec-tests/src/main/java/com/parameters/spread/implementation/AliasImpl.java
index f42b4bc4e2..b991b74332 100644
--- a/typespec-tests/src/main/java/com/parameters/spread/implementation/AliasImpl.java
+++ b/typespec-tests/src/main/java/com/parameters/spread/implementation/AliasImpl.java
@@ -64,7 +64,8 @@ public interface AliasService {
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Mono<Response<Void>> spreadAsRequestBody(@HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData spreadAsRequestBodyRequest, RequestOptions requestOptions,
+            Context context);
 
         @Put("/parameters/spread/alias/request-body")
         @ExpectedResponses({ 204 })
@@ -73,7 +74,8 @@ Mono<Response<Void>> spreadAsRequestBody(@HeaderParam("accept") String accept,
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Response<Void> spreadAsRequestBodySync(@HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData spreadAsRequestBodyRequest, RequestOptions requestOptions,
+            Context context);
 
         @Put("/parameters/spread/alias/request-parameter/{id}")
         @ExpectedResponses({ 204 })
@@ -126,7 +128,7 @@ Response<Void> spreadWithMultipleParametersSync(@PathParam("id") String id,
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param spreadAsRequestBodyRequest The spreadAsRequestBodyRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -135,10 +137,11 @@ Response<Void> spreadWithMultipleParametersSync(@PathParam("id") String id,
      * @return the {@link Response} on successful completion of {@link Mono}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> spreadAsRequestBodyWithResponseAsync(BinaryData request,
+    public Mono<Response<Void>> spreadAsRequestBodyWithResponseAsync(BinaryData spreadAsRequestBodyRequest,
         RequestOptions requestOptions) {
         final String accept = "application/json";
-        return FluxUtil.withContext(context -> service.spreadAsRequestBody(accept, request, requestOptions, context));
+        return FluxUtil.withContext(
+            context -> service.spreadAsRequestBody(accept, spreadAsRequestBodyRequest, requestOptions, context));
     }
 
     /**
@@ -151,7 +154,7 @@ public Mono<Response<Void>> spreadAsRequestBodyWithResponseAsync(BinaryData requ
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param spreadAsRequestBodyRequest The spreadAsRequestBodyRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -160,9 +163,10 @@ public Mono<Response<Void>> spreadAsRequestBodyWithResponseAsync(BinaryData requ
      * @return the {@link Response}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> spreadAsRequestBodyWithResponse(BinaryData request, RequestOptions requestOptions) {
+    public Response<Void> spreadAsRequestBodyWithResponse(BinaryData spreadAsRequestBodyRequest,
+        RequestOptions requestOptions) {
         final String accept = "application/json";
-        return service.spreadAsRequestBodySync(accept, request, requestOptions, Context.NONE);
+        return service.spreadAsRequestBodySync(accept, spreadAsRequestBodyRequest, requestOptions, Context.NONE);
     }
 
     /**
diff --git a/typespec-tests/src/main/java/com/type/property/optional/models/BooleanLiteralProperty.java b/typespec-tests/src/main/java/com/type/property/optional/models/BooleanLiteralProperty.java
index 4d68c92ad1..77a88618b6 100644
--- a/typespec-tests/src/main/java/com/type/property/optional/models/BooleanLiteralProperty.java
+++ b/typespec-tests/src/main/java/com/type/property/optional/models/BooleanLiteralProperty.java
@@ -21,7 +21,7 @@ public final class BooleanLiteralProperty implements JsonSerializable<BooleanLit
      * Property
      */
     @Generated
-    private BooleanLiteralPropertyProperty property;
+    private BooleanLiteralPropertyPropertyTrue property;
 
     /**
      * Creates an instance of BooleanLiteralProperty class.
@@ -36,7 +36,7 @@ public BooleanLiteralProperty() {
      * @return the property value.
      */
     @Generated
-    public BooleanLiteralPropertyProperty getProperty() {
+    public BooleanLiteralPropertyPropertyTrue getProperty() {
         return this.property;
     }
 
@@ -47,7 +47,7 @@ public BooleanLiteralPropertyProperty getProperty() {
      * @return the BooleanLiteralProperty object itself.
      */
     @Generated
-    public BooleanLiteralProperty setProperty(BooleanLiteralPropertyProperty property) {
+    public BooleanLiteralProperty setProperty(BooleanLiteralPropertyPropertyTrue property) {
         this.property = property;
         return this;
     }
@@ -81,7 +81,7 @@ public static BooleanLiteralProperty fromJson(JsonReader jsonReader) throws IOEx
 
                 if ("property".equals(fieldName)) {
                     deserializedBooleanLiteralProperty.property
-                        = BooleanLiteralPropertyProperty.fromBoolean(reader.getBoolean());
+                        = BooleanLiteralPropertyPropertyTrue.fromBoolean(reader.getBoolean());
                 } else {
                     reader.skipChildren();
                 }
diff --git a/typespec-tests/src/main/java/com/type/property/optional/models/BooleanLiteralPropertyProperty.java b/typespec-tests/src/main/java/com/type/property/optional/models/BooleanLiteralPropertyPropertyTrue.java
similarity index 61%
rename from typespec-tests/src/main/java/com/type/property/optional/models/BooleanLiteralPropertyProperty.java
rename to typespec-tests/src/main/java/com/type/property/optional/models/BooleanLiteralPropertyPropertyTrue.java
index 9a51ba705d..6dea7c935a 100644
--- a/typespec-tests/src/main/java/com/type/property/optional/models/BooleanLiteralPropertyProperty.java
+++ b/typespec-tests/src/main/java/com/type/property/optional/models/BooleanLiteralPropertyPropertyTrue.java
@@ -5,32 +5,32 @@
 package com.type.property.optional.models;
 
 /**
- * Defines values for BooleanLiteralPropertyProperty.
+ * Defines values for BooleanLiteralPropertyPropertyTrue.
  */
-public enum BooleanLiteralPropertyProperty {
+public enum BooleanLiteralPropertyPropertyTrue {
     /**
      * Enum value true.
      */
     TRUE(true);
 
     /**
-     * The actual serialized value for a BooleanLiteralPropertyProperty instance.
+     * The actual serialized value for a BooleanLiteralPropertyPropertyTrue instance.
      */
     private final boolean value;
 
-    BooleanLiteralPropertyProperty(boolean value) {
+    BooleanLiteralPropertyPropertyTrue(boolean value) {
         this.value = value;
     }
 
     /**
-     * Parses a serialized value to a BooleanLiteralPropertyProperty instance.
+     * Parses a serialized value to a BooleanLiteralPropertyPropertyTrue instance.
      * 
      * @param value the serialized value to parse.
-     * @return the parsed BooleanLiteralPropertyProperty object, or null if unable to parse.
+     * @return the parsed BooleanLiteralPropertyPropertyTrue object, or null if unable to parse.
      */
-    public static BooleanLiteralPropertyProperty fromBoolean(boolean value) {
-        BooleanLiteralPropertyProperty[] items = BooleanLiteralPropertyProperty.values();
-        for (BooleanLiteralPropertyProperty item : items) {
+    public static BooleanLiteralPropertyPropertyTrue fromBoolean(boolean value) {
+        BooleanLiteralPropertyPropertyTrue[] items = BooleanLiteralPropertyPropertyTrue.values();
+        for (BooleanLiteralPropertyPropertyTrue item : items) {
             if (item.toBoolean() == value) {
                 return item;
             }
diff --git a/typespec-tests/src/main/java/com/type/property/optional/models/FloatLiteralProperty.java b/typespec-tests/src/main/java/com/type/property/optional/models/FloatLiteralProperty.java
index a8fa216841..17210cb167 100644
--- a/typespec-tests/src/main/java/com/type/property/optional/models/FloatLiteralProperty.java
+++ b/typespec-tests/src/main/java/com/type/property/optional/models/FloatLiteralProperty.java
@@ -21,7 +21,7 @@ public final class FloatLiteralProperty implements JsonSerializable<FloatLiteral
      * Property
      */
     @Generated
-    private FloatLiteralPropertyProperty property;
+    private FloatLiteralPropertyProperty125 property;
 
     /**
      * Creates an instance of FloatLiteralProperty class.
@@ -36,7 +36,7 @@ public FloatLiteralProperty() {
      * @return the property value.
      */
     @Generated
-    public FloatLiteralPropertyProperty getProperty() {
+    public FloatLiteralPropertyProperty125 getProperty() {
         return this.property;
     }
 
@@ -47,7 +47,7 @@ public FloatLiteralPropertyProperty getProperty() {
      * @return the FloatLiteralProperty object itself.
      */
     @Generated
-    public FloatLiteralProperty setProperty(FloatLiteralPropertyProperty property) {
+    public FloatLiteralProperty setProperty(FloatLiteralPropertyProperty125 property) {
         this.property = property;
         return this;
     }
@@ -81,7 +81,7 @@ public static FloatLiteralProperty fromJson(JsonReader jsonReader) throws IOExce
 
                 if ("property".equals(fieldName)) {
                     deserializedFloatLiteralProperty.property
-                        = FloatLiteralPropertyProperty.fromDouble(reader.getDouble());
+                        = FloatLiteralPropertyProperty125.fromDouble(reader.getDouble());
                 } else {
                     reader.skipChildren();
                 }
diff --git a/typespec-tests/src/main/java/com/type/property/optional/models/FloatLiteralPropertyProperty.java b/typespec-tests/src/main/java/com/type/property/optional/models/FloatLiteralPropertyProperty125.java
similarity index 63%
rename from typespec-tests/src/main/java/com/type/property/optional/models/FloatLiteralPropertyProperty.java
rename to typespec-tests/src/main/java/com/type/property/optional/models/FloatLiteralPropertyProperty125.java
index 8c313b5eb0..1ece7174a8 100644
--- a/typespec-tests/src/main/java/com/type/property/optional/models/FloatLiteralPropertyProperty.java
+++ b/typespec-tests/src/main/java/com/type/property/optional/models/FloatLiteralPropertyProperty125.java
@@ -5,32 +5,32 @@
 package com.type.property.optional.models;
 
 /**
- * Defines values for FloatLiteralPropertyProperty.
+ * Defines values for FloatLiteralPropertyProperty125.
  */
-public enum FloatLiteralPropertyProperty {
+public enum FloatLiteralPropertyProperty125 {
     /**
      * Enum value 1.25.
      */
     ONE_TWO_FIVE(1.25);
 
     /**
-     * The actual serialized value for a FloatLiteralPropertyProperty instance.
+     * The actual serialized value for a FloatLiteralPropertyProperty125 instance.
      */
     private final double value;
 
-    FloatLiteralPropertyProperty(double value) {
+    FloatLiteralPropertyProperty125(double value) {
         this.value = value;
     }
 
     /**
-     * Parses a serialized value to a FloatLiteralPropertyProperty instance.
+     * Parses a serialized value to a FloatLiteralPropertyProperty125 instance.
      * 
      * @param value the serialized value to parse.
-     * @return the parsed FloatLiteralPropertyProperty object, or null if unable to parse.
+     * @return the parsed FloatLiteralPropertyProperty125 object, or null if unable to parse.
      */
-    public static FloatLiteralPropertyProperty fromDouble(double value) {
-        FloatLiteralPropertyProperty[] items = FloatLiteralPropertyProperty.values();
-        for (FloatLiteralPropertyProperty item : items) {
+    public static FloatLiteralPropertyProperty125 fromDouble(double value) {
+        FloatLiteralPropertyProperty125[] items = FloatLiteralPropertyProperty125.values();
+        for (FloatLiteralPropertyProperty125 item : items) {
             if (Double.doubleToLongBits(item.toDouble()) == Double.doubleToLongBits(value)) {
                 return item;
             }
diff --git a/typespec-tests/src/main/java/com/type/property/optional/models/IntLiteralProperty.java b/typespec-tests/src/main/java/com/type/property/optional/models/IntLiteralProperty.java
index ea98bf5711..6019c51793 100644
--- a/typespec-tests/src/main/java/com/type/property/optional/models/IntLiteralProperty.java
+++ b/typespec-tests/src/main/java/com/type/property/optional/models/IntLiteralProperty.java
@@ -21,7 +21,7 @@ public final class IntLiteralProperty implements JsonSerializable<IntLiteralProp
      * Property
      */
     @Generated
-    private IntLiteralPropertyProperty property;
+    private IntLiteralPropertyProperty1 property;
 
     /**
      * Creates an instance of IntLiteralProperty class.
@@ -36,7 +36,7 @@ public IntLiteralProperty() {
      * @return the property value.
      */
     @Generated
-    public IntLiteralPropertyProperty getProperty() {
+    public IntLiteralPropertyProperty1 getProperty() {
         return this.property;
     }
 
@@ -47,7 +47,7 @@ public IntLiteralPropertyProperty getProperty() {
      * @return the IntLiteralProperty object itself.
      */
     @Generated
-    public IntLiteralProperty setProperty(IntLiteralPropertyProperty property) {
+    public IntLiteralProperty setProperty(IntLiteralPropertyProperty1 property) {
         this.property = property;
         return this;
     }
@@ -80,7 +80,7 @@ public static IntLiteralProperty fromJson(JsonReader jsonReader) throws IOExcept
                 reader.nextToken();
 
                 if ("property".equals(fieldName)) {
-                    deserializedIntLiteralProperty.property = IntLiteralPropertyProperty.fromInt(reader.getInt());
+                    deserializedIntLiteralProperty.property = IntLiteralPropertyProperty1.fromInt(reader.getInt());
                 } else {
                     reader.skipChildren();
                 }
diff --git a/typespec-tests/src/main/java/com/type/property/optional/models/IntLiteralPropertyProperty.java b/typespec-tests/src/main/java/com/type/property/optional/models/IntLiteralPropertyProperty1.java
similarity index 64%
rename from typespec-tests/src/main/java/com/type/property/optional/models/IntLiteralPropertyProperty.java
rename to typespec-tests/src/main/java/com/type/property/optional/models/IntLiteralPropertyProperty1.java
index 9aeb70262d..06e25e3519 100644
--- a/typespec-tests/src/main/java/com/type/property/optional/models/IntLiteralPropertyProperty.java
+++ b/typespec-tests/src/main/java/com/type/property/optional/models/IntLiteralPropertyProperty1.java
@@ -5,32 +5,32 @@
 package com.type.property.optional.models;
 
 /**
- * Defines values for IntLiteralPropertyProperty.
+ * Defines values for IntLiteralPropertyProperty1.
  */
-public enum IntLiteralPropertyProperty {
+public enum IntLiteralPropertyProperty1 {
     /**
      * Enum value 1.
      */
     ONE(1);
 
     /**
-     * The actual serialized value for a IntLiteralPropertyProperty instance.
+     * The actual serialized value for a IntLiteralPropertyProperty1 instance.
      */
     private final int value;
 
-    IntLiteralPropertyProperty(int value) {
+    IntLiteralPropertyProperty1(int value) {
         this.value = value;
     }
 
     /**
-     * Parses a serialized value to a IntLiteralPropertyProperty instance.
+     * Parses a serialized value to a IntLiteralPropertyProperty1 instance.
      * 
      * @param value the serialized value to parse.
-     * @return the parsed IntLiteralPropertyProperty object, or null if unable to parse.
+     * @return the parsed IntLiteralPropertyProperty1 object, or null if unable to parse.
      */
-    public static IntLiteralPropertyProperty fromInt(int value) {
-        IntLiteralPropertyProperty[] items = IntLiteralPropertyProperty.values();
-        for (IntLiteralPropertyProperty item : items) {
+    public static IntLiteralPropertyProperty1 fromInt(int value) {
+        IntLiteralPropertyProperty1[] items = IntLiteralPropertyProperty1.values();
+        for (IntLiteralPropertyProperty1 item : items) {
             if (item.toInt() == value) {
                 return item;
             }
diff --git a/typespec-tests/src/main/java/com/type/property/optional/models/StringLiteralProperty.java b/typespec-tests/src/main/java/com/type/property/optional/models/StringLiteralProperty.java
index 00f7cf4980..83a8117f83 100644
--- a/typespec-tests/src/main/java/com/type/property/optional/models/StringLiteralProperty.java
+++ b/typespec-tests/src/main/java/com/type/property/optional/models/StringLiteralProperty.java
@@ -21,7 +21,7 @@ public final class StringLiteralProperty implements JsonSerializable<StringLiter
      * Property
      */
     @Generated
-    private StringLiteralPropertyProperty property;
+    private StringLiteralPropertyPropertyHello property;
 
     /**
      * Creates an instance of StringLiteralProperty class.
@@ -36,7 +36,7 @@ public StringLiteralProperty() {
      * @return the property value.
      */
     @Generated
-    public StringLiteralPropertyProperty getProperty() {
+    public StringLiteralPropertyPropertyHello getProperty() {
         return this.property;
     }
 
@@ -47,7 +47,7 @@ public StringLiteralPropertyProperty getProperty() {
      * @return the StringLiteralProperty object itself.
      */
     @Generated
-    public StringLiteralProperty setProperty(StringLiteralPropertyProperty property) {
+    public StringLiteralProperty setProperty(StringLiteralPropertyPropertyHello property) {
         this.property = property;
         return this;
     }
@@ -81,7 +81,7 @@ public static StringLiteralProperty fromJson(JsonReader jsonReader) throws IOExc
 
                 if ("property".equals(fieldName)) {
                     deserializedStringLiteralProperty.property
-                        = StringLiteralPropertyProperty.fromString(reader.getString());
+                        = StringLiteralPropertyPropertyHello.fromString(reader.getString());
                 } else {
                     reader.skipChildren();
                 }
diff --git a/typespec-tests/src/main/java/com/type/property/optional/models/StringLiteralPropertyProperty.java b/typespec-tests/src/main/java/com/type/property/optional/models/StringLiteralPropertyPropertyHello.java
similarity index 61%
rename from typespec-tests/src/main/java/com/type/property/optional/models/StringLiteralPropertyProperty.java
rename to typespec-tests/src/main/java/com/type/property/optional/models/StringLiteralPropertyPropertyHello.java
index e9e47354f7..01fcc9b30b 100644
--- a/typespec-tests/src/main/java/com/type/property/optional/models/StringLiteralPropertyProperty.java
+++ b/typespec-tests/src/main/java/com/type/property/optional/models/StringLiteralPropertyPropertyHello.java
@@ -5,35 +5,35 @@
 package com.type.property.optional.models;
 
 /**
- * Defines values for StringLiteralPropertyProperty.
+ * Defines values for StringLiteralPropertyPropertyHello.
  */
-public enum StringLiteralPropertyProperty {
+public enum StringLiteralPropertyPropertyHello {
     /**
      * Enum value hello.
      */
     HELLO("hello");
 
     /**
-     * The actual serialized value for a StringLiteralPropertyProperty instance.
+     * The actual serialized value for a StringLiteralPropertyPropertyHello instance.
      */
     private final String value;
 
-    StringLiteralPropertyProperty(String value) {
+    StringLiteralPropertyPropertyHello(String value) {
         this.value = value;
     }
 
     /**
-     * Parses a serialized value to a StringLiteralPropertyProperty instance.
+     * Parses a serialized value to a StringLiteralPropertyPropertyHello instance.
      * 
      * @param value the serialized value to parse.
-     * @return the parsed StringLiteralPropertyProperty object, or null if unable to parse.
+     * @return the parsed StringLiteralPropertyPropertyHello object, or null if unable to parse.
      */
-    public static StringLiteralPropertyProperty fromString(String value) {
+    public static StringLiteralPropertyPropertyHello fromString(String value) {
         if (value == null) {
             return null;
         }
-        StringLiteralPropertyProperty[] items = StringLiteralPropertyProperty.values();
-        for (StringLiteralPropertyProperty item : items) {
+        StringLiteralPropertyPropertyHello[] items = StringLiteralPropertyPropertyHello.values();
+        for (StringLiteralPropertyPropertyHello item : items) {
             if (item.toString().equalsIgnoreCase(value)) {
                 return item;
             }
diff --git a/typespec-tests/src/main/java/com/type/union/EnumsOnlyAsyncClient.java b/typespec-tests/src/main/java/com/type/union/EnumsOnlyAsyncClient.java
index 376b705a12..2ffdd54d23 100644
--- a/typespec-tests/src/main/java/com/type/union/EnumsOnlyAsyncClient.java
+++ b/typespec-tests/src/main/java/com/type/union/EnumsOnlyAsyncClient.java
@@ -79,7 +79,7 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest3 The sendRequest3 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -89,8 +89,8 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponseAsync(request, requestOptions);
+    public Mono<Response<Void>> sendWithResponse(BinaryData sendRequest3, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponseAsync(sendRequest3, requestOptions);
     }
 
     /**
@@ -129,8 +129,8 @@ public Mono<GetResponse3> get() {
     public Mono<Void> send(EnumsOnlyCases prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest6 requestObj = new SendRequest6(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        return sendWithResponse(request, requestOptions).flatMap(FluxUtil::toMono);
+        SendRequest6 sendRequest3Obj = new SendRequest6(prop);
+        BinaryData sendRequest3 = BinaryData.fromObject(sendRequest3Obj);
+        return sendWithResponse(sendRequest3, requestOptions).flatMap(FluxUtil::toMono);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/EnumsOnlyClient.java b/typespec-tests/src/main/java/com/type/union/EnumsOnlyClient.java
index ffc03d9b49..769c874663 100644
--- a/typespec-tests/src/main/java/com/type/union/EnumsOnlyClient.java
+++ b/typespec-tests/src/main/java/com/type/union/EnumsOnlyClient.java
@@ -77,7 +77,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest3 The sendRequest3 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -87,8 +87,8 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponse(request, requestOptions);
+    public Response<Void> sendWithResponse(BinaryData sendRequest3, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponse(sendRequest3, requestOptions);
     }
 
     /**
@@ -125,8 +125,8 @@ public GetResponse3 get() {
     public void send(EnumsOnlyCases prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest6 requestObj = new SendRequest6(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        sendWithResponse(request, requestOptions).getValue();
+        SendRequest6 sendRequest3Obj = new SendRequest6(prop);
+        BinaryData sendRequest3 = BinaryData.fromObject(sendRequest3Obj);
+        sendWithResponse(sendRequest3, requestOptions).getValue();
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/FloatsOnlyAsyncClient.java b/typespec-tests/src/main/java/com/type/union/FloatsOnlyAsyncClient.java
index 5591d11f38..36aded8ce8 100644
--- a/typespec-tests/src/main/java/com/type/union/FloatsOnlyAsyncClient.java
+++ b/typespec-tests/src/main/java/com/type/union/FloatsOnlyAsyncClient.java
@@ -73,7 +73,7 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest5 The sendRequest5 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -83,8 +83,8 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponseAsync(request, requestOptions);
+    public Mono<Response<Void>> sendWithResponse(BinaryData sendRequest5, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponseAsync(sendRequest5, requestOptions);
     }
 
     /**
@@ -123,8 +123,8 @@ public Mono<GetResponse5> get() {
     public Mono<Void> send(GetResponseProp1 prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest4 requestObj = new SendRequest4(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        return sendWithResponse(request, requestOptions).flatMap(FluxUtil::toMono);
+        SendRequest4 sendRequest5Obj = new SendRequest4(prop);
+        BinaryData sendRequest5 = BinaryData.fromObject(sendRequest5Obj);
+        return sendWithResponse(sendRequest5, requestOptions).flatMap(FluxUtil::toMono);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/FloatsOnlyClient.java b/typespec-tests/src/main/java/com/type/union/FloatsOnlyClient.java
index abf22e4e49..89810763ef 100644
--- a/typespec-tests/src/main/java/com/type/union/FloatsOnlyClient.java
+++ b/typespec-tests/src/main/java/com/type/union/FloatsOnlyClient.java
@@ -71,7 +71,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest5 The sendRequest5 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -81,8 +81,8 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponse(request, requestOptions);
+    public Response<Void> sendWithResponse(BinaryData sendRequest5, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponse(sendRequest5, requestOptions);
     }
 
     /**
@@ -119,8 +119,8 @@ public GetResponse5 get() {
     public void send(GetResponseProp1 prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest4 requestObj = new SendRequest4(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        sendWithResponse(request, requestOptions).getValue();
+        SendRequest4 sendRequest5Obj = new SendRequest4(prop);
+        BinaryData sendRequest5 = BinaryData.fromObject(sendRequest5Obj);
+        sendWithResponse(sendRequest5, requestOptions).getValue();
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/IntsOnlyAsyncClient.java b/typespec-tests/src/main/java/com/type/union/IntsOnlyAsyncClient.java
index 80009146b3..3962e61816 100644
--- a/typespec-tests/src/main/java/com/type/union/IntsOnlyAsyncClient.java
+++ b/typespec-tests/src/main/java/com/type/union/IntsOnlyAsyncClient.java
@@ -73,7 +73,7 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest6 The sendRequest6 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -83,8 +83,8 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponseAsync(request, requestOptions);
+    public Mono<Response<Void>> sendWithResponse(BinaryData sendRequest6, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponseAsync(sendRequest6, requestOptions);
     }
 
     /**
@@ -123,8 +123,8 @@ public Mono<GetResponse6> get() {
     public Mono<Void> send(GetResponseProp3 prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest3 requestObj = new SendRequest3(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        return sendWithResponse(request, requestOptions).flatMap(FluxUtil::toMono);
+        SendRequest3 sendRequest6Obj = new SendRequest3(prop);
+        BinaryData sendRequest6 = BinaryData.fromObject(sendRequest6Obj);
+        return sendWithResponse(sendRequest6, requestOptions).flatMap(FluxUtil::toMono);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/IntsOnlyClient.java b/typespec-tests/src/main/java/com/type/union/IntsOnlyClient.java
index 3e871d63b1..6064495db7 100644
--- a/typespec-tests/src/main/java/com/type/union/IntsOnlyClient.java
+++ b/typespec-tests/src/main/java/com/type/union/IntsOnlyClient.java
@@ -71,7 +71,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest6 The sendRequest6 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -81,8 +81,8 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponse(request, requestOptions);
+    public Response<Void> sendWithResponse(BinaryData sendRequest6, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponse(sendRequest6, requestOptions);
     }
 
     /**
@@ -119,8 +119,8 @@ public GetResponse6 get() {
     public void send(GetResponseProp3 prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest3 requestObj = new SendRequest3(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        sendWithResponse(request, requestOptions).getValue();
+        SendRequest3 sendRequest6Obj = new SendRequest3(prop);
+        BinaryData sendRequest6 = BinaryData.fromObject(sendRequest6Obj);
+        sendWithResponse(sendRequest6, requestOptions).getValue();
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/MixedLiteralsAsyncClient.java b/typespec-tests/src/main/java/com/type/union/MixedLiteralsAsyncClient.java
index 0c9a277204..7f0d86c52e 100644
--- a/typespec-tests/src/main/java/com/type/union/MixedLiteralsAsyncClient.java
+++ b/typespec-tests/src/main/java/com/type/union/MixedLiteralsAsyncClient.java
@@ -83,7 +83,7 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest1 The sendRequest1 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -93,8 +93,8 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponseAsync(request, requestOptions);
+    public Mono<Response<Void>> sendWithResponse(BinaryData sendRequest1, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponseAsync(sendRequest1, requestOptions);
     }
 
     /**
@@ -133,8 +133,8 @@ public Mono<GetResponse1> get() {
     public Mono<Void> send(MixedLiteralsCases prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest8 requestObj = new SendRequest8(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        return sendWithResponse(request, requestOptions).flatMap(FluxUtil::toMono);
+        SendRequest8 sendRequest1Obj = new SendRequest8(prop);
+        BinaryData sendRequest1 = BinaryData.fromObject(sendRequest1Obj);
+        return sendWithResponse(sendRequest1, requestOptions).flatMap(FluxUtil::toMono);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/MixedLiteralsClient.java b/typespec-tests/src/main/java/com/type/union/MixedLiteralsClient.java
index 8cfb2f23c9..afbedea7b9 100644
--- a/typespec-tests/src/main/java/com/type/union/MixedLiteralsClient.java
+++ b/typespec-tests/src/main/java/com/type/union/MixedLiteralsClient.java
@@ -81,7 +81,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest1 The sendRequest1 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -91,8 +91,8 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponse(request, requestOptions);
+    public Response<Void> sendWithResponse(BinaryData sendRequest1, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponse(sendRequest1, requestOptions);
     }
 
     /**
@@ -129,8 +129,8 @@ public GetResponse1 get() {
     public void send(MixedLiteralsCases prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest8 requestObj = new SendRequest8(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        sendWithResponse(request, requestOptions).getValue();
+        SendRequest8 sendRequest1Obj = new SendRequest8(prop);
+        BinaryData sendRequest1 = BinaryData.fromObject(sendRequest1Obj);
+        sendWithResponse(sendRequest1, requestOptions).getValue();
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/MixedTypesAsyncClient.java b/typespec-tests/src/main/java/com/type/union/MixedTypesAsyncClient.java
index 0924e3283e..b656c96c63 100644
--- a/typespec-tests/src/main/java/com/type/union/MixedTypesAsyncClient.java
+++ b/typespec-tests/src/main/java/com/type/union/MixedTypesAsyncClient.java
@@ -89,7 +89,7 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest The sendRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -99,8 +99,8 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponseAsync(request, requestOptions);
+    public Mono<Response<Void>> sendWithResponse(BinaryData sendRequest, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponseAsync(sendRequest, requestOptions);
     }
 
     /**
@@ -139,8 +139,8 @@ public Mono<GetResponse> get() {
     public Mono<Void> send(MixedTypesCases prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest9 requestObj = new SendRequest9(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        return sendWithResponse(request, requestOptions).flatMap(FluxUtil::toMono);
+        SendRequest9 sendRequestObj = new SendRequest9(prop);
+        BinaryData sendRequest = BinaryData.fromObject(sendRequestObj);
+        return sendWithResponse(sendRequest, requestOptions).flatMap(FluxUtil::toMono);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/MixedTypesClient.java b/typespec-tests/src/main/java/com/type/union/MixedTypesClient.java
index 78a13623c2..a289ac1d2d 100644
--- a/typespec-tests/src/main/java/com/type/union/MixedTypesClient.java
+++ b/typespec-tests/src/main/java/com/type/union/MixedTypesClient.java
@@ -87,7 +87,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest The sendRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -97,8 +97,8 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponse(request, requestOptions);
+    public Response<Void> sendWithResponse(BinaryData sendRequest, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponse(sendRequest, requestOptions);
     }
 
     /**
@@ -135,8 +135,8 @@ public GetResponse get() {
     public void send(MixedTypesCases prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest9 requestObj = new SendRequest9(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        sendWithResponse(request, requestOptions).getValue();
+        SendRequest9 sendRequestObj = new SendRequest9(prop);
+        BinaryData sendRequest = BinaryData.fromObject(sendRequestObj);
+        sendWithResponse(sendRequest, requestOptions).getValue();
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/ModelsOnlyAsyncClient.java b/typespec-tests/src/main/java/com/type/union/ModelsOnlyAsyncClient.java
index cf61edbfa8..38bd977e66 100644
--- a/typespec-tests/src/main/java/com/type/union/ModelsOnlyAsyncClient.java
+++ b/typespec-tests/src/main/java/com/type/union/ModelsOnlyAsyncClient.java
@@ -72,7 +72,7 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest4 The sendRequest4 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -82,8 +82,8 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponseAsync(request, requestOptions);
+    public Mono<Response<Void>> sendWithResponse(BinaryData sendRequest4, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponseAsync(sendRequest4, requestOptions);
     }
 
     /**
@@ -122,8 +122,8 @@ public Mono<GetResponse4> get() {
     public Mono<Void> send(BinaryData prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest5 requestObj = new SendRequest5(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        return sendWithResponse(request, requestOptions).flatMap(FluxUtil::toMono);
+        SendRequest5 sendRequest4Obj = new SendRequest5(prop);
+        BinaryData sendRequest4 = BinaryData.fromObject(sendRequest4Obj);
+        return sendWithResponse(sendRequest4, requestOptions).flatMap(FluxUtil::toMono);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/ModelsOnlyClient.java b/typespec-tests/src/main/java/com/type/union/ModelsOnlyClient.java
index 2dda70e791..127f6c388e 100644
--- a/typespec-tests/src/main/java/com/type/union/ModelsOnlyClient.java
+++ b/typespec-tests/src/main/java/com/type/union/ModelsOnlyClient.java
@@ -70,7 +70,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest4 The sendRequest4 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -80,8 +80,8 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponse(request, requestOptions);
+    public Response<Void> sendWithResponse(BinaryData sendRequest4, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponse(sendRequest4, requestOptions);
     }
 
     /**
@@ -118,8 +118,8 @@ public GetResponse4 get() {
     public void send(BinaryData prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest5 requestObj = new SendRequest5(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        sendWithResponse(request, requestOptions).getValue();
+        SendRequest5 sendRequest4Obj = new SendRequest5(prop);
+        BinaryData sendRequest4 = BinaryData.fromObject(sendRequest4Obj);
+        sendWithResponse(sendRequest4, requestOptions).getValue();
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/StringAndArrayAsyncClient.java b/typespec-tests/src/main/java/com/type/union/StringAndArrayAsyncClient.java
index a599abd916..a014aafd67 100644
--- a/typespec-tests/src/main/java/com/type/union/StringAndArrayAsyncClient.java
+++ b/typespec-tests/src/main/java/com/type/union/StringAndArrayAsyncClient.java
@@ -79,7 +79,7 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest2 The sendRequest2 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -89,8 +89,8 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponseAsync(request, requestOptions);
+    public Mono<Response<Void>> sendWithResponse(BinaryData sendRequest2, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponseAsync(sendRequest2, requestOptions);
     }
 
     /**
@@ -129,8 +129,8 @@ public Mono<GetResponse2> get() {
     public Mono<Void> send(StringAndArrayCases prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest7 requestObj = new SendRequest7(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        return sendWithResponse(request, requestOptions).flatMap(FluxUtil::toMono);
+        SendRequest7 sendRequest2Obj = new SendRequest7(prop);
+        BinaryData sendRequest2 = BinaryData.fromObject(sendRequest2Obj);
+        return sendWithResponse(sendRequest2, requestOptions).flatMap(FluxUtil::toMono);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/StringAndArrayClient.java b/typespec-tests/src/main/java/com/type/union/StringAndArrayClient.java
index fee9b5ea7a..73dce75b70 100644
--- a/typespec-tests/src/main/java/com/type/union/StringAndArrayClient.java
+++ b/typespec-tests/src/main/java/com/type/union/StringAndArrayClient.java
@@ -77,7 +77,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest2 The sendRequest2 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -87,8 +87,8 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponse(request, requestOptions);
+    public Response<Void> sendWithResponse(BinaryData sendRequest2, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponse(sendRequest2, requestOptions);
     }
 
     /**
@@ -125,8 +125,8 @@ public GetResponse2 get() {
     public void send(StringAndArrayCases prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest7 requestObj = new SendRequest7(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        sendWithResponse(request, requestOptions).getValue();
+        SendRequest7 sendRequest2Obj = new SendRequest7(prop);
+        BinaryData sendRequest2 = BinaryData.fromObject(sendRequest2Obj);
+        sendWithResponse(sendRequest2, requestOptions).getValue();
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/StringExtensibleAsyncClient.java b/typespec-tests/src/main/java/com/type/union/StringExtensibleAsyncClient.java
index f275ce8db5..e55a9a2338 100644
--- a/typespec-tests/src/main/java/com/type/union/StringExtensibleAsyncClient.java
+++ b/typespec-tests/src/main/java/com/type/union/StringExtensibleAsyncClient.java
@@ -73,7 +73,7 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest8 The sendRequest8 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -83,8 +83,8 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponseAsync(request, requestOptions);
+    public Mono<Response<Void>> sendWithResponse(BinaryData sendRequest8, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponseAsync(sendRequest8, requestOptions);
     }
 
     /**
@@ -123,8 +123,8 @@ public Mono<GetResponse8> get() {
     public Mono<Void> send(GetResponseProp4 prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest1 requestObj = new SendRequest1(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        return sendWithResponse(request, requestOptions).flatMap(FluxUtil::toMono);
+        SendRequest1 sendRequest8Obj = new SendRequest1(prop);
+        BinaryData sendRequest8 = BinaryData.fromObject(sendRequest8Obj);
+        return sendWithResponse(sendRequest8, requestOptions).flatMap(FluxUtil::toMono);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/StringExtensibleClient.java b/typespec-tests/src/main/java/com/type/union/StringExtensibleClient.java
index d8141d02b6..54d118dbc9 100644
--- a/typespec-tests/src/main/java/com/type/union/StringExtensibleClient.java
+++ b/typespec-tests/src/main/java/com/type/union/StringExtensibleClient.java
@@ -71,7 +71,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest8 The sendRequest8 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -81,8 +81,8 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponse(request, requestOptions);
+    public Response<Void> sendWithResponse(BinaryData sendRequest8, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponse(sendRequest8, requestOptions);
     }
 
     /**
@@ -119,8 +119,8 @@ public GetResponse8 get() {
     public void send(GetResponseProp4 prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest1 requestObj = new SendRequest1(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        sendWithResponse(request, requestOptions).getValue();
+        SendRequest1 sendRequest8Obj = new SendRequest1(prop);
+        BinaryData sendRequest8 = BinaryData.fromObject(sendRequest8Obj);
+        sendWithResponse(sendRequest8, requestOptions).getValue();
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/StringExtensibleNamedAsyncClient.java b/typespec-tests/src/main/java/com/type/union/StringExtensibleNamedAsyncClient.java
index b14411bbc3..99f53508a1 100644
--- a/typespec-tests/src/main/java/com/type/union/StringExtensibleNamedAsyncClient.java
+++ b/typespec-tests/src/main/java/com/type/union/StringExtensibleNamedAsyncClient.java
@@ -73,7 +73,7 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest7 The sendRequest7 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -83,8 +83,8 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponseAsync(request, requestOptions);
+    public Mono<Response<Void>> sendWithResponse(BinaryData sendRequest7, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponseAsync(sendRequest7, requestOptions);
     }
 
     /**
@@ -123,8 +123,8 @@ public Mono<GetResponse7> get() {
     public Mono<Void> send(StringExtensibleNamedUnion prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest2 requestObj = new SendRequest2(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        return sendWithResponse(request, requestOptions).flatMap(FluxUtil::toMono);
+        SendRequest2 sendRequest7Obj = new SendRequest2(prop);
+        BinaryData sendRequest7 = BinaryData.fromObject(sendRequest7Obj);
+        return sendWithResponse(sendRequest7, requestOptions).flatMap(FluxUtil::toMono);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/StringExtensibleNamedClient.java b/typespec-tests/src/main/java/com/type/union/StringExtensibleNamedClient.java
index 203f162297..1f46812f08 100644
--- a/typespec-tests/src/main/java/com/type/union/StringExtensibleNamedClient.java
+++ b/typespec-tests/src/main/java/com/type/union/StringExtensibleNamedClient.java
@@ -71,7 +71,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest7 The sendRequest7 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -81,8 +81,8 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponse(request, requestOptions);
+    public Response<Void> sendWithResponse(BinaryData sendRequest7, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponse(sendRequest7, requestOptions);
     }
 
     /**
@@ -119,8 +119,8 @@ public GetResponse7 get() {
     public void send(StringExtensibleNamedUnion prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest2 requestObj = new SendRequest2(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        sendWithResponse(request, requestOptions).getValue();
+        SendRequest2 sendRequest7Obj = new SendRequest2(prop);
+        BinaryData sendRequest7 = BinaryData.fromObject(sendRequest7Obj);
+        sendWithResponse(sendRequest7, requestOptions).getValue();
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/StringsOnlyAsyncClient.java b/typespec-tests/src/main/java/com/type/union/StringsOnlyAsyncClient.java
index 77239b656a..c4a12f6ab2 100644
--- a/typespec-tests/src/main/java/com/type/union/StringsOnlyAsyncClient.java
+++ b/typespec-tests/src/main/java/com/type/union/StringsOnlyAsyncClient.java
@@ -73,7 +73,7 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest9 The sendRequest9 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -83,8 +83,8 @@ public Mono<Response<BinaryData>> getWithResponse(RequestOptions requestOptions)
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponseAsync(request, requestOptions);
+    public Mono<Response<Void>> sendWithResponse(BinaryData sendRequest9, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponseAsync(sendRequest9, requestOptions);
     }
 
     /**
@@ -123,8 +123,8 @@ public Mono<GetResponse9> get() {
     public Mono<Void> send(GetResponseProp5 prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest requestObj = new SendRequest(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        return sendWithResponse(request, requestOptions).flatMap(FluxUtil::toMono);
+        SendRequest sendRequest9Obj = new SendRequest(prop);
+        BinaryData sendRequest9 = BinaryData.fromObject(sendRequest9Obj);
+        return sendWithResponse(sendRequest9, requestOptions).flatMap(FluxUtil::toMono);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/StringsOnlyClient.java b/typespec-tests/src/main/java/com/type/union/StringsOnlyClient.java
index ef893a18aa..945b27e5c7 100644
--- a/typespec-tests/src/main/java/com/type/union/StringsOnlyClient.java
+++ b/typespec-tests/src/main/java/com/type/union/StringsOnlyClient.java
@@ -71,7 +71,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest9 The sendRequest9 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -81,8 +81,8 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      */
     @Generated
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
-        return this.serviceClient.sendWithResponse(request, requestOptions);
+    public Response<Void> sendWithResponse(BinaryData sendRequest9, RequestOptions requestOptions) {
+        return this.serviceClient.sendWithResponse(sendRequest9, requestOptions);
     }
 
     /**
@@ -119,8 +119,8 @@ public GetResponse9 get() {
     public void send(GetResponseProp5 prop) {
         // Generated convenience method for sendWithResponse
         RequestOptions requestOptions = new RequestOptions();
-        SendRequest requestObj = new SendRequest(prop);
-        BinaryData request = BinaryData.fromObject(requestObj);
-        sendWithResponse(request, requestOptions).getValue();
+        SendRequest sendRequest9Obj = new SendRequest(prop);
+        BinaryData sendRequest9 = BinaryData.fromObject(sendRequest9Obj);
+        sendWithResponse(sendRequest9, requestOptions).getValue();
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/implementation/EnumsOnliesImpl.java b/typespec-tests/src/main/java/com/type/union/implementation/EnumsOnliesImpl.java
index d4b9472b43..1e77334931 100644
--- a/typespec-tests/src/main/java/com/type/union/implementation/EnumsOnliesImpl.java
+++ b/typespec-tests/src/main/java/com/type/union/implementation/EnumsOnliesImpl.java
@@ -83,7 +83,7 @@ Response<BinaryData> getSync(@HeaderParam("accept") String accept, RequestOption
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Mono<Response<Void>> send(@HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData sendRequest3, RequestOptions requestOptions, Context context);
 
         @Post("/type/union/enums-only")
         @ExpectedResponses({ 204 })
@@ -91,8 +91,8 @@ Mono<Response<Void>> send(@HeaderParam("accept") String accept,
         @UnexpectedResponseExceptionType(value = ResourceNotFoundException.class, code = { 404 })
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
-        Response<Void> sendSync(@HeaderParam("accept") String accept, @BodyParam("application/json") BinaryData request,
-            RequestOptions requestOptions, Context context);
+        Response<Void> sendSync(@HeaderParam("accept") String accept,
+            @BodyParam("application/json") BinaryData sendRequest3, RequestOptions requestOptions, Context context);
     }
 
     /**
@@ -160,7 +160,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest3 The sendRequest3 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -169,9 +169,9 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * @return the {@link Response} on successful completion of {@link Mono}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOptions requestOptions) {
+    public Mono<Response<Void>> sendWithResponseAsync(BinaryData sendRequest3, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return FluxUtil.withContext(context -> service.send(accept, request, requestOptions, context));
+        return FluxUtil.withContext(context -> service.send(accept, sendRequest3, requestOptions, context));
     }
 
     /**
@@ -187,7 +187,7 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest3 The sendRequest3 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -196,8 +196,8 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * @return the {@link Response}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
+    public Response<Void> sendWithResponse(BinaryData sendRequest3, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return service.sendSync(accept, request, requestOptions, Context.NONE);
+        return service.sendSync(accept, sendRequest3, requestOptions, Context.NONE);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/implementation/FloatsOnliesImpl.java b/typespec-tests/src/main/java/com/type/union/implementation/FloatsOnliesImpl.java
index 73d6685dcb..0d38239585 100644
--- a/typespec-tests/src/main/java/com/type/union/implementation/FloatsOnliesImpl.java
+++ b/typespec-tests/src/main/java/com/type/union/implementation/FloatsOnliesImpl.java
@@ -83,7 +83,7 @@ Response<BinaryData> getSync(@HeaderParam("accept") String accept, RequestOption
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Mono<Response<Void>> send(@HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData sendRequest5, RequestOptions requestOptions, Context context);
 
         @Post("/type/union/floats-only")
         @ExpectedResponses({ 204 })
@@ -91,8 +91,8 @@ Mono<Response<Void>> send(@HeaderParam("accept") String accept,
         @UnexpectedResponseExceptionType(value = ResourceNotFoundException.class, code = { 404 })
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
-        Response<Void> sendSync(@HeaderParam("accept") String accept, @BodyParam("application/json") BinaryData request,
-            RequestOptions requestOptions, Context context);
+        Response<Void> sendSync(@HeaderParam("accept") String accept,
+            @BodyParam("application/json") BinaryData sendRequest5, RequestOptions requestOptions, Context context);
     }
 
     /**
@@ -151,7 +151,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest5 The sendRequest5 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -160,9 +160,9 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * @return the {@link Response} on successful completion of {@link Mono}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOptions requestOptions) {
+    public Mono<Response<Void>> sendWithResponseAsync(BinaryData sendRequest5, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return FluxUtil.withContext(context -> service.send(accept, request, requestOptions, context));
+        return FluxUtil.withContext(context -> service.send(accept, sendRequest5, requestOptions, context));
     }
 
     /**
@@ -175,7 +175,7 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest5 The sendRequest5 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -184,8 +184,8 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * @return the {@link Response}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
+    public Response<Void> sendWithResponse(BinaryData sendRequest5, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return service.sendSync(accept, request, requestOptions, Context.NONE);
+        return service.sendSync(accept, sendRequest5, requestOptions, Context.NONE);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/implementation/IntsOnliesImpl.java b/typespec-tests/src/main/java/com/type/union/implementation/IntsOnliesImpl.java
index 6aef63ed02..a83f054fc6 100644
--- a/typespec-tests/src/main/java/com/type/union/implementation/IntsOnliesImpl.java
+++ b/typespec-tests/src/main/java/com/type/union/implementation/IntsOnliesImpl.java
@@ -83,7 +83,7 @@ Response<BinaryData> getSync(@HeaderParam("accept") String accept, RequestOption
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Mono<Response<Void>> send(@HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData sendRequest6, RequestOptions requestOptions, Context context);
 
         @Post("/type/union/ints-only")
         @ExpectedResponses({ 204 })
@@ -91,8 +91,8 @@ Mono<Response<Void>> send(@HeaderParam("accept") String accept,
         @UnexpectedResponseExceptionType(value = ResourceNotFoundException.class, code = { 404 })
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
-        Response<Void> sendSync(@HeaderParam("accept") String accept, @BodyParam("application/json") BinaryData request,
-            RequestOptions requestOptions, Context context);
+        Response<Void> sendSync(@HeaderParam("accept") String accept,
+            @BodyParam("application/json") BinaryData sendRequest6, RequestOptions requestOptions, Context context);
     }
 
     /**
@@ -151,7 +151,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest6 The sendRequest6 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -160,9 +160,9 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * @return the {@link Response} on successful completion of {@link Mono}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOptions requestOptions) {
+    public Mono<Response<Void>> sendWithResponseAsync(BinaryData sendRequest6, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return FluxUtil.withContext(context -> service.send(accept, request, requestOptions, context));
+        return FluxUtil.withContext(context -> service.send(accept, sendRequest6, requestOptions, context));
     }
 
     /**
@@ -175,7 +175,7 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest6 The sendRequest6 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -184,8 +184,8 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * @return the {@link Response}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
+    public Response<Void> sendWithResponse(BinaryData sendRequest6, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return service.sendSync(accept, request, requestOptions, Context.NONE);
+        return service.sendSync(accept, sendRequest6, requestOptions, Context.NONE);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/implementation/MixedLiteralsImpl.java b/typespec-tests/src/main/java/com/type/union/implementation/MixedLiteralsImpl.java
index 66d6a86dc0..0009929c23 100644
--- a/typespec-tests/src/main/java/com/type/union/implementation/MixedLiteralsImpl.java
+++ b/typespec-tests/src/main/java/com/type/union/implementation/MixedLiteralsImpl.java
@@ -83,7 +83,7 @@ Response<BinaryData> getSync(@HeaderParam("accept") String accept, RequestOption
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Mono<Response<Void>> send(@HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData sendRequest1, RequestOptions requestOptions, Context context);
 
         @Post("/type/union/mixed-literals")
         @ExpectedResponses({ 204 })
@@ -91,8 +91,8 @@ Mono<Response<Void>> send(@HeaderParam("accept") String accept,
         @UnexpectedResponseExceptionType(value = ResourceNotFoundException.class, code = { 404 })
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
-        Response<Void> sendSync(@HeaderParam("accept") String accept, @BodyParam("application/json") BinaryData request,
-            RequestOptions requestOptions, Context context);
+        Response<Void> sendSync(@HeaderParam("accept") String accept,
+            @BodyParam("application/json") BinaryData sendRequest1, RequestOptions requestOptions, Context context);
     }
 
     /**
@@ -166,7 +166,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest1 The sendRequest1 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -175,9 +175,9 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * @return the {@link Response} on successful completion of {@link Mono}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOptions requestOptions) {
+    public Mono<Response<Void>> sendWithResponseAsync(BinaryData sendRequest1, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return FluxUtil.withContext(context -> service.send(accept, request, requestOptions, context));
+        return FluxUtil.withContext(context -> service.send(accept, sendRequest1, requestOptions, context));
     }
 
     /**
@@ -195,7 +195,7 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest1 The sendRequest1 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -204,8 +204,8 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * @return the {@link Response}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
+    public Response<Void> sendWithResponse(BinaryData sendRequest1, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return service.sendSync(accept, request, requestOptions, Context.NONE);
+        return service.sendSync(accept, sendRequest1, requestOptions, Context.NONE);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/implementation/MixedTypesImpl.java b/typespec-tests/src/main/java/com/type/union/implementation/MixedTypesImpl.java
index c3092c8e3d..cfa98f8b9f 100644
--- a/typespec-tests/src/main/java/com/type/union/implementation/MixedTypesImpl.java
+++ b/typespec-tests/src/main/java/com/type/union/implementation/MixedTypesImpl.java
@@ -83,7 +83,7 @@ Response<BinaryData> getSync(@HeaderParam("accept") String accept, RequestOption
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Mono<Response<Void>> send(@HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData sendRequest, RequestOptions requestOptions, Context context);
 
         @Post("/type/union/mixed-types")
         @ExpectedResponses({ 204 })
@@ -91,8 +91,8 @@ Mono<Response<Void>> send(@HeaderParam("accept") String accept,
         @UnexpectedResponseExceptionType(value = ResourceNotFoundException.class, code = { 404 })
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
-        Response<Void> sendSync(@HeaderParam("accept") String accept, @BodyParam("application/json") BinaryData request,
-            RequestOptions requestOptions, Context context);
+        Response<Void> sendSync(@HeaderParam("accept") String accept,
+            @BodyParam("application/json") BinaryData sendRequest, RequestOptions requestOptions, Context context);
     }
 
     /**
@@ -175,7 +175,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest The sendRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -184,9 +184,9 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * @return the {@link Response} on successful completion of {@link Mono}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOptions requestOptions) {
+    public Mono<Response<Void>> sendWithResponseAsync(BinaryData sendRequest, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return FluxUtil.withContext(context -> service.send(accept, request, requestOptions, context));
+        return FluxUtil.withContext(context -> service.send(accept, sendRequest, requestOptions, context));
     }
 
     /**
@@ -207,7 +207,7 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest The sendRequest parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -216,8 +216,8 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * @return the {@link Response}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
+    public Response<Void> sendWithResponse(BinaryData sendRequest, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return service.sendSync(accept, request, requestOptions, Context.NONE);
+        return service.sendSync(accept, sendRequest, requestOptions, Context.NONE);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/implementation/ModelsOnliesImpl.java b/typespec-tests/src/main/java/com/type/union/implementation/ModelsOnliesImpl.java
index a60b627807..b4e16f01c6 100644
--- a/typespec-tests/src/main/java/com/type/union/implementation/ModelsOnliesImpl.java
+++ b/typespec-tests/src/main/java/com/type/union/implementation/ModelsOnliesImpl.java
@@ -83,7 +83,7 @@ Response<BinaryData> getSync(@HeaderParam("accept") String accept, RequestOption
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Mono<Response<Void>> send(@HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData sendRequest4, RequestOptions requestOptions, Context context);
 
         @Post("/type/union/models-only")
         @ExpectedResponses({ 204 })
@@ -91,8 +91,8 @@ Mono<Response<Void>> send(@HeaderParam("accept") String accept,
         @UnexpectedResponseExceptionType(value = ResourceNotFoundException.class, code = { 404 })
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
-        Response<Void> sendSync(@HeaderParam("accept") String accept, @BodyParam("application/json") BinaryData request,
-            RequestOptions requestOptions, Context context);
+        Response<Void> sendSync(@HeaderParam("accept") String accept,
+            @BodyParam("application/json") BinaryData sendRequest4, RequestOptions requestOptions, Context context);
     }
 
     /**
@@ -151,7 +151,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest4 The sendRequest4 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -160,9 +160,9 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * @return the {@link Response} on successful completion of {@link Mono}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOptions requestOptions) {
+    public Mono<Response<Void>> sendWithResponseAsync(BinaryData sendRequest4, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return FluxUtil.withContext(context -> service.send(accept, request, requestOptions, context));
+        return FluxUtil.withContext(context -> service.send(accept, sendRequest4, requestOptions, context));
     }
 
     /**
@@ -175,7 +175,7 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest4 The sendRequest4 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -184,8 +184,8 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * @return the {@link Response}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
+    public Response<Void> sendWithResponse(BinaryData sendRequest4, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return service.sendSync(accept, request, requestOptions, Context.NONE);
+        return service.sendSync(accept, sendRequest4, requestOptions, Context.NONE);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/implementation/StringAndArraysImpl.java b/typespec-tests/src/main/java/com/type/union/implementation/StringAndArraysImpl.java
index 338204c4a5..82db1f931b 100644
--- a/typespec-tests/src/main/java/com/type/union/implementation/StringAndArraysImpl.java
+++ b/typespec-tests/src/main/java/com/type/union/implementation/StringAndArraysImpl.java
@@ -83,7 +83,7 @@ Response<BinaryData> getSync(@HeaderParam("accept") String accept, RequestOption
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Mono<Response<Void>> send(@HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData sendRequest2, RequestOptions requestOptions, Context context);
 
         @Post("/type/union/string-and-array")
         @ExpectedResponses({ 204 })
@@ -91,8 +91,8 @@ Mono<Response<Void>> send(@HeaderParam("accept") String accept,
         @UnexpectedResponseExceptionType(value = ResourceNotFoundException.class, code = { 404 })
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
-        Response<Void> sendSync(@HeaderParam("accept") String accept, @BodyParam("application/json") BinaryData request,
-            RequestOptions requestOptions, Context context);
+        Response<Void> sendSync(@HeaderParam("accept") String accept,
+            @BodyParam("application/json") BinaryData sendRequest2, RequestOptions requestOptions, Context context);
     }
 
     /**
@@ -160,7 +160,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest2 The sendRequest2 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -169,9 +169,9 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * @return the {@link Response} on successful completion of {@link Mono}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOptions requestOptions) {
+    public Mono<Response<Void>> sendWithResponseAsync(BinaryData sendRequest2, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return FluxUtil.withContext(context -> service.send(accept, request, requestOptions, context));
+        return FluxUtil.withContext(context -> service.send(accept, sendRequest2, requestOptions, context));
     }
 
     /**
@@ -187,7 +187,7 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest2 The sendRequest2 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -196,8 +196,8 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * @return the {@link Response}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
+    public Response<Void> sendWithResponse(BinaryData sendRequest2, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return service.sendSync(accept, request, requestOptions, Context.NONE);
+        return service.sendSync(accept, sendRequest2, requestOptions, Context.NONE);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/implementation/StringExtensibleNamedsImpl.java b/typespec-tests/src/main/java/com/type/union/implementation/StringExtensibleNamedsImpl.java
index 311cadf42b..8066f73f79 100644
--- a/typespec-tests/src/main/java/com/type/union/implementation/StringExtensibleNamedsImpl.java
+++ b/typespec-tests/src/main/java/com/type/union/implementation/StringExtensibleNamedsImpl.java
@@ -83,7 +83,7 @@ Response<BinaryData> getSync(@HeaderParam("accept") String accept, RequestOption
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Mono<Response<Void>> send(@HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData sendRequest7, RequestOptions requestOptions, Context context);
 
         @Post("/type/union/string-extensible-named")
         @ExpectedResponses({ 204 })
@@ -91,8 +91,8 @@ Mono<Response<Void>> send(@HeaderParam("accept") String accept,
         @UnexpectedResponseExceptionType(value = ResourceNotFoundException.class, code = { 404 })
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
-        Response<Void> sendSync(@HeaderParam("accept") String accept, @BodyParam("application/json") BinaryData request,
-            RequestOptions requestOptions, Context context);
+        Response<Void> sendSync(@HeaderParam("accept") String accept,
+            @BodyParam("application/json") BinaryData sendRequest7, RequestOptions requestOptions, Context context);
     }
 
     /**
@@ -151,7 +151,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest7 The sendRequest7 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -160,9 +160,9 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * @return the {@link Response} on successful completion of {@link Mono}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOptions requestOptions) {
+    public Mono<Response<Void>> sendWithResponseAsync(BinaryData sendRequest7, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return FluxUtil.withContext(context -> service.send(accept, request, requestOptions, context));
+        return FluxUtil.withContext(context -> service.send(accept, sendRequest7, requestOptions, context));
     }
 
     /**
@@ -175,7 +175,7 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest7 The sendRequest7 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -184,8 +184,8 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * @return the {@link Response}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
+    public Response<Void> sendWithResponse(BinaryData sendRequest7, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return service.sendSync(accept, request, requestOptions, Context.NONE);
+        return service.sendSync(accept, sendRequest7, requestOptions, Context.NONE);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/implementation/StringExtensiblesImpl.java b/typespec-tests/src/main/java/com/type/union/implementation/StringExtensiblesImpl.java
index 61a65df8c9..ed83e7409a 100644
--- a/typespec-tests/src/main/java/com/type/union/implementation/StringExtensiblesImpl.java
+++ b/typespec-tests/src/main/java/com/type/union/implementation/StringExtensiblesImpl.java
@@ -83,7 +83,7 @@ Response<BinaryData> getSync(@HeaderParam("accept") String accept, RequestOption
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Mono<Response<Void>> send(@HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData sendRequest8, RequestOptions requestOptions, Context context);
 
         @Post("/type/union/string-extensible")
         @ExpectedResponses({ 204 })
@@ -91,8 +91,8 @@ Mono<Response<Void>> send(@HeaderParam("accept") String accept,
         @UnexpectedResponseExceptionType(value = ResourceNotFoundException.class, code = { 404 })
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
-        Response<Void> sendSync(@HeaderParam("accept") String accept, @BodyParam("application/json") BinaryData request,
-            RequestOptions requestOptions, Context context);
+        Response<Void> sendSync(@HeaderParam("accept") String accept,
+            @BodyParam("application/json") BinaryData sendRequest8, RequestOptions requestOptions, Context context);
     }
 
     /**
@@ -151,7 +151,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest8 The sendRequest8 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -160,9 +160,9 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * @return the {@link Response} on successful completion of {@link Mono}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOptions requestOptions) {
+    public Mono<Response<Void>> sendWithResponseAsync(BinaryData sendRequest8, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return FluxUtil.withContext(context -> service.send(accept, request, requestOptions, context));
+        return FluxUtil.withContext(context -> service.send(accept, sendRequest8, requestOptions, context));
     }
 
     /**
@@ -175,7 +175,7 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest8 The sendRequest8 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -184,8 +184,8 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * @return the {@link Response}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
+    public Response<Void> sendWithResponse(BinaryData sendRequest8, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return service.sendSync(accept, request, requestOptions, Context.NONE);
+        return service.sendSync(accept, sendRequest8, requestOptions, Context.NONE);
     }
 }
diff --git a/typespec-tests/src/main/java/com/type/union/implementation/StringsOnliesImpl.java b/typespec-tests/src/main/java/com/type/union/implementation/StringsOnliesImpl.java
index 49a7d88c54..58d503544e 100644
--- a/typespec-tests/src/main/java/com/type/union/implementation/StringsOnliesImpl.java
+++ b/typespec-tests/src/main/java/com/type/union/implementation/StringsOnliesImpl.java
@@ -83,7 +83,7 @@ Response<BinaryData> getSync(@HeaderParam("accept") String accept, RequestOption
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
         Mono<Response<Void>> send(@HeaderParam("accept") String accept,
-            @BodyParam("application/json") BinaryData request, RequestOptions requestOptions, Context context);
+            @BodyParam("application/json") BinaryData sendRequest9, RequestOptions requestOptions, Context context);
 
         @Post("/type/union/strings-only")
         @ExpectedResponses({ 204 })
@@ -91,8 +91,8 @@ Mono<Response<Void>> send(@HeaderParam("accept") String accept,
         @UnexpectedResponseExceptionType(value = ResourceNotFoundException.class, code = { 404 })
         @UnexpectedResponseExceptionType(value = ResourceModifiedException.class, code = { 409 })
         @UnexpectedResponseExceptionType(HttpResponseException.class)
-        Response<Void> sendSync(@HeaderParam("accept") String accept, @BodyParam("application/json") BinaryData request,
-            RequestOptions requestOptions, Context context);
+        Response<Void> sendSync(@HeaderParam("accept") String accept,
+            @BodyParam("application/json") BinaryData sendRequest9, RequestOptions requestOptions, Context context);
     }
 
     /**
@@ -151,7 +151,7 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest9 The sendRequest9 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -160,9 +160,9 @@ public Response<BinaryData> getWithResponse(RequestOptions requestOptions) {
      * @return the {@link Response} on successful completion of {@link Mono}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOptions requestOptions) {
+    public Mono<Response<Void>> sendWithResponseAsync(BinaryData sendRequest9, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return FluxUtil.withContext(context -> service.send(accept, request, requestOptions, context));
+        return FluxUtil.withContext(context -> service.send(accept, sendRequest9, requestOptions, context));
     }
 
     /**
@@ -175,7 +175,7 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * }
      * }</pre>
      * 
-     * @param request The request parameter.
+     * @param sendRequest9 The sendRequest9 parameter.
      * @param requestOptions The options to configure the HTTP request before HTTP client sends it.
      * @throws HttpResponseException thrown if the request is rejected by server.
      * @throws ClientAuthenticationException thrown if the request is rejected by server on status code 401.
@@ -184,8 +184,8 @@ public Mono<Response<Void>> sendWithResponseAsync(BinaryData request, RequestOpt
      * @return the {@link Response}.
      */
     @ServiceMethod(returns = ReturnType.SINGLE)
-    public Response<Void> sendWithResponse(BinaryData request, RequestOptions requestOptions) {
+    public Response<Void> sendWithResponse(BinaryData sendRequest9, RequestOptions requestOptions) {
         final String accept = "application/json";
-        return service.sendSync(accept, request, requestOptions, Context.NONE);
+        return service.sendSync(accept, sendRequest9, requestOptions, Context.NONE);
     }
 }
diff --git a/typespec-tests/src/test/java/com/type/property/optional/BooleanLiteralClientTests.java b/typespec-tests/src/test/java/com/type/property/optional/BooleanLiteralClientTests.java
index 321bf6718a..b640851aeb 100644
--- a/typespec-tests/src/test/java/com/type/property/optional/BooleanLiteralClientTests.java
+++ b/typespec-tests/src/test/java/com/type/property/optional/BooleanLiteralClientTests.java
@@ -4,7 +4,7 @@
 package com.type.property.optional;
 
 import com.type.property.optional.models.BooleanLiteralProperty;
-import com.type.property.optional.models.BooleanLiteralPropertyProperty;
+import com.type.property.optional.models.BooleanLiteralPropertyPropertyTrue;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
@@ -14,7 +14,7 @@ public class BooleanLiteralClientTests {
     @Test
     public void getAll() {
         BooleanLiteralProperty booleanLiteralProperty = client.getAll();
-        Assertions.assertEquals(BooleanLiteralPropertyProperty.TRUE, booleanLiteralProperty.getProperty());
+        Assertions.assertEquals(BooleanLiteralPropertyPropertyTrue.TRUE, booleanLiteralProperty.getProperty());
     }
 
     @Test
@@ -26,7 +26,7 @@ public void getDefault() {
     @Test
     public void putAll() {
         BooleanLiteralProperty booleanLiteralProperty = new BooleanLiteralProperty();
-        booleanLiteralProperty.setProperty(BooleanLiteralPropertyProperty.TRUE);
+        booleanLiteralProperty.setProperty(BooleanLiteralPropertyPropertyTrue.TRUE);
         client.putAll(booleanLiteralProperty);
     }
 
diff --git a/typespec-tests/src/test/java/com/type/property/optional/FloatLiteralClientTests.java b/typespec-tests/src/test/java/com/type/property/optional/FloatLiteralClientTests.java
index 32d620364b..4b8fe74f15 100644
--- a/typespec-tests/src/test/java/com/type/property/optional/FloatLiteralClientTests.java
+++ b/typespec-tests/src/test/java/com/type/property/optional/FloatLiteralClientTests.java
@@ -4,7 +4,7 @@
 package com.type.property.optional;
 
 import com.type.property.optional.models.FloatLiteralProperty;
-import com.type.property.optional.models.FloatLiteralPropertyProperty;
+import com.type.property.optional.models.FloatLiteralPropertyProperty125;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
@@ -14,7 +14,7 @@ public class FloatLiteralClientTests {
     @Test
     public void getAll() {
         FloatLiteralProperty floatLiteralProperty = client.getAll();
-        Assertions.assertEquals(FloatLiteralPropertyProperty.ONE_TWO_FIVE, floatLiteralProperty.getProperty());
+        Assertions.assertEquals(FloatLiteralPropertyProperty125.ONE_TWO_FIVE, floatLiteralProperty.getProperty());
     }
 
     @Test
@@ -26,7 +26,7 @@ public void getDefault() {
     @Test
     public void putAll() {
         FloatLiteralProperty floatLiteralProperty = new FloatLiteralProperty();
-        floatLiteralProperty.setProperty(FloatLiteralPropertyProperty.ONE_TWO_FIVE);
+        floatLiteralProperty.setProperty(FloatLiteralPropertyProperty125.ONE_TWO_FIVE);
         client.putAll(floatLiteralProperty);
     }
 
diff --git a/typespec-tests/src/test/java/com/type/property/optional/IntLiteralClientTests.java b/typespec-tests/src/test/java/com/type/property/optional/IntLiteralClientTests.java
index 20ed9f3195..fa3fb55929 100644
--- a/typespec-tests/src/test/java/com/type/property/optional/IntLiteralClientTests.java
+++ b/typespec-tests/src/test/java/com/type/property/optional/IntLiteralClientTests.java
@@ -4,7 +4,7 @@
 package com.type.property.optional;
 
 import com.type.property.optional.models.IntLiteralProperty;
-import com.type.property.optional.models.IntLiteralPropertyProperty;
+import com.type.property.optional.models.IntLiteralPropertyProperty1;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
@@ -14,7 +14,7 @@ public class IntLiteralClientTests {
     @Test
     public void getAll() {
         IntLiteralProperty intLiteralProperty = client.getAll();
-        Assertions.assertEquals(IntLiteralPropertyProperty.ONE, intLiteralProperty.getProperty());
+        Assertions.assertEquals(IntLiteralPropertyProperty1.ONE, intLiteralProperty.getProperty());
     }
 
     @Test
@@ -26,7 +26,7 @@ public void getDefault() {
     @Test
     public void putAll() {
         IntLiteralProperty intLiteralProperty = new IntLiteralProperty();
-        intLiteralProperty.setProperty(IntLiteralPropertyProperty.ONE);
+        intLiteralProperty.setProperty(IntLiteralPropertyProperty1.ONE);
         client.putAll(intLiteralProperty);
     }
 
diff --git a/typespec-tests/src/test/java/com/type/property/optional/StringLiteralClientTests.java b/typespec-tests/src/test/java/com/type/property/optional/StringLiteralClientTests.java
index 67c25424b7..7a887ebb56 100644
--- a/typespec-tests/src/test/java/com/type/property/optional/StringLiteralClientTests.java
+++ b/typespec-tests/src/test/java/com/type/property/optional/StringLiteralClientTests.java
@@ -4,7 +4,7 @@
 package com.type.property.optional;
 
 import com.type.property.optional.models.StringLiteralProperty;
-import com.type.property.optional.models.StringLiteralPropertyProperty;
+import com.type.property.optional.models.StringLiteralPropertyPropertyHello;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
@@ -14,7 +14,7 @@ public class StringLiteralClientTests {
     @Test
     public void getAll() {
         StringLiteralProperty stringLiteralProperty = client.getAll();
-        Assertions.assertEquals(StringLiteralPropertyProperty.HELLO, stringLiteralProperty.getProperty());
+        Assertions.assertEquals(StringLiteralPropertyPropertyHello.HELLO, stringLiteralProperty.getProperty());
     }
 
     @Test
@@ -26,7 +26,7 @@ public void getDefault() {
     @Test
     public void putAll() {
         StringLiteralProperty stringLiteralProperty = new StringLiteralProperty();
-        stringLiteralProperty.setProperty(StringLiteralPropertyProperty.HELLO);
+        stringLiteralProperty.setProperty(StringLiteralPropertyPropertyHello.HELLO);
         client.putAll(stringLiteralProperty);
     }