diff --git a/lib/tsserver.js b/lib/tsserver.js
index 6489fac56ccd1..503e7fee6ea4f 100644
--- a/lib/tsserver.js
+++ b/lib/tsserver.js
@@ -33624,7 +33624,7 @@ var ts;
             return type;
         }
         // A reserved member name starts with two underscores, but the third character cannot be an underscore
-        // or the @ symbol. A third underscore indicates an escaped form of an identifer that started
+        // or the @ symbol. A third underscore indicates an escaped form of an identifier that started
         // with at least two underscores. The @ character indicates that the name is denoted by a well known ES
         // Symbol instance.
         function isReservedMemberName(name) {
@@ -99911,9 +99911,9 @@ var ts;
                 || ts.isKnownSymbol(symbol)) {
                 return undefined;
             }
-            var validIdentiferResult = { name: name, needsConvertPropertyAccess: false };
+            var validIdentifierResult = { name: name, needsConvertPropertyAccess: false };
             if (ts.isIdentifierText(name, target))
-                return validIdentiferResult;
+                return validIdentifierResult;
             switch (kind) {
                 case 3 /* MemberLike */:
                     return undefined;
@@ -99926,7 +99926,7 @@ var ts;
                     return name.charCodeAt(0) === 32 /* space */ ? undefined : { name: name, needsConvertPropertyAccess: true };
                 case 5 /* None */:
                 case 4 /* String */:
-                    return validIdentiferResult;
+                    return validIdentifierResult;
                 default:
                     ts.Debug.assertNever(kind);
             }
diff --git a/lib/tsserverlibrary.js b/lib/tsserverlibrary.js
index 83354bf1d1d3e..aa4e3b1a9df67 100644
--- a/lib/tsserverlibrary.js
+++ b/lib/tsserverlibrary.js
@@ -33623,7 +33623,7 @@ var ts;
             return type;
         }
         // A reserved member name starts with two underscores, but the third character cannot be an underscore
-        // or the @ symbol. A third underscore indicates an escaped form of an identifer that started
+        // or the @ symbol. A third underscore indicates an escaped form of an identifier that started
         // with at least two underscores. The @ character indicates that the name is denoted by a well known ES
         // Symbol instance.
         function isReservedMemberName(name) {
@@ -100250,9 +100250,9 @@ var ts;
                 || ts.isKnownSymbol(symbol)) {
                 return undefined;
             }
-            var validIdentiferResult = { name: name, needsConvertPropertyAccess: false };
+            var validIdentifierResult = { name: name, needsConvertPropertyAccess: false };
             if (ts.isIdentifierText(name, target))
-                return validIdentiferResult;
+                return validIdentifierResult;
             switch (kind) {
                 case 3 /* MemberLike */:
                     return undefined;
@@ -100265,7 +100265,7 @@ var ts;
                     return name.charCodeAt(0) === 32 /* space */ ? undefined : { name: name, needsConvertPropertyAccess: true };
                 case 5 /* None */:
                 case 4 /* String */:
-                    return validIdentiferResult;
+                    return validIdentifierResult;
                 default:
                     ts.Debug.assertNever(kind);
             }
diff --git a/lib/typescript.js b/lib/typescript.js
index 1bf83511c5109..157d835bb16c8 100644
--- a/lib/typescript.js
+++ b/lib/typescript.js
@@ -33614,7 +33614,7 @@ var ts;
             return type;
         }
         // A reserved member name starts with two underscores, but the third character cannot be an underscore
-        // or the @ symbol. A third underscore indicates an escaped form of an identifer that started
+        // or the @ symbol. A third underscore indicates an escaped form of an identifier that started
         // with at least two underscores. The @ character indicates that the name is denoted by a well known ES
         // Symbol instance.
         function isReservedMemberName(name) {
@@ -100241,9 +100241,9 @@ var ts;
                 || ts.isKnownSymbol(symbol)) {
                 return undefined;
             }
-            var validIdentiferResult = { name: name, needsConvertPropertyAccess: false };
+            var validIdentifierResult = { name: name, needsConvertPropertyAccess: false };
             if (ts.isIdentifierText(name, target))
-                return validIdentiferResult;
+                return validIdentifierResult;
             switch (kind) {
                 case 3 /* MemberLike */:
                     return undefined;
@@ -100256,7 +100256,7 @@ var ts;
                     return name.charCodeAt(0) === 32 /* space */ ? undefined : { name: name, needsConvertPropertyAccess: true };
                 case 5 /* None */:
                 case 4 /* String */:
-                    return validIdentiferResult;
+                    return validIdentifierResult;
                 default:
                     ts.Debug.assertNever(kind);
             }
diff --git a/lib/typescriptServices.js b/lib/typescriptServices.js
index 06c7e3c046f40..ce8b2938f03e4 100644
--- a/lib/typescriptServices.js
+++ b/lib/typescriptServices.js
@@ -33614,7 +33614,7 @@ var ts;
             return type;
         }
         // A reserved member name starts with two underscores, but the third character cannot be an underscore
-        // or the @ symbol. A third underscore indicates an escaped form of an identifer that started
+        // or the @ symbol. A third underscore indicates an escaped form of an identifier that started
         // with at least two underscores. The @ character indicates that the name is denoted by a well known ES
         // Symbol instance.
         function isReservedMemberName(name) {
@@ -100241,9 +100241,9 @@ var ts;
                 || ts.isKnownSymbol(symbol)) {
                 return undefined;
             }
-            var validIdentiferResult = { name: name, needsConvertPropertyAccess: false };
+            var validIdentifierResult = { name: name, needsConvertPropertyAccess: false };
             if (ts.isIdentifierText(name, target))
-                return validIdentiferResult;
+                return validIdentifierResult;
             switch (kind) {
                 case 3 /* MemberLike */:
                     return undefined;
@@ -100256,7 +100256,7 @@ var ts;
                     return name.charCodeAt(0) === 32 /* space */ ? undefined : { name: name, needsConvertPropertyAccess: true };
                 case 5 /* None */:
                 case 4 /* String */:
-                    return validIdentiferResult;
+                    return validIdentifierResult;
                 default:
                     ts.Debug.assertNever(kind);
             }
diff --git a/lib/typingsInstaller.js b/lib/typingsInstaller.js
index 5951fd861998f..eaebe5e347f4e 100644
--- a/lib/typingsInstaller.js
+++ b/lib/typingsInstaller.js
@@ -33615,7 +33615,7 @@ var ts;
             return type;
         }
         // A reserved member name starts with two underscores, but the third character cannot be an underscore
-        // or the @ symbol. A third underscore indicates an escaped form of an identifer that started
+        // or the @ symbol. A third underscore indicates an escaped form of an identifier that started
         // with at least two underscores. The @ character indicates that the name is denoted by a well known ES
         // Symbol instance.
         function isReservedMemberName(name) {
diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
index e3fda9e6e42a8..10c0f927815d1 100644
--- a/src/compiler/checker.ts
+++ b/src/compiler/checker.ts
@@ -2836,7 +2836,7 @@ namespace ts {
         }
 
         // A reserved member name starts with two underscores, but the third character cannot be an underscore
-        // or the @ symbol. A third underscore indicates an escaped form of an identifer that started
+        // or the @ symbol. A third underscore indicates an escaped form of an identifier that started
         // with at least two underscores. The @ character indicates that the name is denoted by a well known ES
         // Symbol instance.
         function isReservedMemberName(name: __String) {
diff --git a/src/services/completions.ts b/src/services/completions.ts
index 01324c9dc8439..9d569fbedde4f 100644
--- a/src/services/completions.ts
+++ b/src/services/completions.ts
@@ -1912,8 +1912,8 @@ namespace ts.Completions {
             return undefined;
         }
 
-        const validIdentiferResult: CompletionEntryDisplayNameForSymbol = { name, needsConvertPropertyAccess: false };
-        if (isIdentifierText(name, target)) return validIdentiferResult;
+        const validIdentifierResult: CompletionEntryDisplayNameForSymbol = { name, needsConvertPropertyAccess: false };
+        if (isIdentifierText(name, target)) return validIdentifierResult;
         switch (kind) {
             case CompletionKind.MemberLike:
                 return undefined;
@@ -1926,7 +1926,7 @@ namespace ts.Completions {
                 return name.charCodeAt(0) === CharacterCodes.space ? undefined : { name, needsConvertPropertyAccess: true };
             case CompletionKind.None:
             case CompletionKind.String:
-                return validIdentiferResult;
+                return validIdentifierResult;
             default:
                 Debug.assertNever(kind);
         }
diff --git a/tests/baselines/reference/genericClassesRedeclaration.errors.txt b/tests/baselines/reference/genericClassesRedeclaration.errors.txt
index abdea2b052bc6..197701c862470 100644
--- a/tests/baselines/reference/genericClassesRedeclaration.errors.txt
+++ b/tests/baselines/reference/genericClassesRedeclaration.errors.txt
@@ -1,8 +1,8 @@
 tests/cases/compiler/genericClassesRedeclaration.ts(16,11): error TS2300: Duplicate identifier 'StringHashTable'.
-tests/cases/compiler/genericClassesRedeclaration.ts(29,11): error TS2300: Duplicate identifier 'IdentiferNameHashTable'.
+tests/cases/compiler/genericClassesRedeclaration.ts(29,11): error TS2300: Duplicate identifier 'IdentifierNameHashTable'.
 tests/cases/compiler/genericClassesRedeclaration.ts(42,9): error TS2374: Duplicate string index signature.
 tests/cases/compiler/genericClassesRedeclaration.ts(55,11): error TS2300: Duplicate identifier 'StringHashTable'.
-tests/cases/compiler/genericClassesRedeclaration.ts(68,11): error TS2300: Duplicate identifier 'IdentiferNameHashTable'.
+tests/cases/compiler/genericClassesRedeclaration.ts(68,11): error TS2300: Duplicate identifier 'IdentifierNameHashTable'.
 
 
 ==== tests/cases/compiler/genericClassesRedeclaration.ts (5 errors) ====
@@ -36,9 +36,9 @@ tests/cases/compiler/genericClassesRedeclaration.ts(68,11): error TS2300: Duplic
             public lookup(key: string): T;
             public remove(key: string): void;
         }
-        class IdentiferNameHashTable<T> extends StringHashTable<T> {
-              ~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2300: Duplicate identifier 'IdentiferNameHashTable'.
+        class IdentifierNameHashTable<T> extends StringHashTable<T> {
+              ~~~~~~~~~~~~~~~~~~~~~~~
+!!! error TS2300: Duplicate identifier 'IdentifierNameHashTable'.
             public getAllKeys(): string[];
             public add(key: string, data: T): boolean;
             public addOrUpdate(key: string, data: T): boolean;
@@ -81,9 +81,9 @@ tests/cases/compiler/genericClassesRedeclaration.ts(68,11): error TS2300: Duplic
             public lookup(key: string): T;
             public remove(key: string): void;
         }
-        class IdentiferNameHashTable<T> extends StringHashTable<T> {
-              ~~~~~~~~~~~~~~~~~~~~~~
-!!! error TS2300: Duplicate identifier 'IdentiferNameHashTable'.
+        class IdentifierNameHashTable<T> extends StringHashTable<T> {
+              ~~~~~~~~~~~~~~~~~~~~~~~
+!!! error TS2300: Duplicate identifier 'IdentifierNameHashTable'.
             public getAllKeys(): string[];
             public add(key: string, data: T): boolean;
             public addOrUpdate(key: string, data: T): boolean;
diff --git a/tests/baselines/reference/genericClassesRedeclaration.js b/tests/baselines/reference/genericClassesRedeclaration.js
index 0d1b2661836ff..85d8b67ae5555 100644
--- a/tests/baselines/reference/genericClassesRedeclaration.js
+++ b/tests/baselines/reference/genericClassesRedeclaration.js
@@ -27,7 +27,7 @@ declare module TypeScript {
         public lookup(key: string): T;
         public remove(key: string): void;
     }
-    class IdentiferNameHashTable<T> extends StringHashTable<T> {
+    class IdentifierNameHashTable<T> extends StringHashTable<T> {
         public getAllKeys(): string[];
         public add(key: string, data: T): boolean;
         public addOrUpdate(key: string, data: T): boolean;
@@ -66,7 +66,7 @@ declare module TypeScript {
         public lookup(key: string): T;
         public remove(key: string): void;
     }
-    class IdentiferNameHashTable<T> extends StringHashTable<T> {
+    class IdentifierNameHashTable<T> extends StringHashTable<T> {
         public getAllKeys(): string[];
         public add(key: string, data: T): boolean;
         public addOrUpdate(key: string, data: T): boolean;
diff --git a/tests/baselines/reference/genericClassesRedeclaration.symbols b/tests/baselines/reference/genericClassesRedeclaration.symbols
index d2b8c15b1408a..7ab2a87663fc0 100644
--- a/tests/baselines/reference/genericClassesRedeclaration.symbols
+++ b/tests/baselines/reference/genericClassesRedeclaration.symbols
@@ -136,47 +136,47 @@ declare module TypeScript {
 >remove : Symbol(StringHashTable.remove, Decl(genericClassesRedeclaration.ts, 25, 38))
 >key : Symbol(key, Decl(genericClassesRedeclaration.ts, 26, 22))
     }
-    class IdentiferNameHashTable<T> extends StringHashTable<T> {
->IdentiferNameHashTable : Symbol(IdentiferNameHashTable, Decl(genericClassesRedeclaration.ts, 27, 5))
->T : Symbol(T, Decl(genericClassesRedeclaration.ts, 28, 33))
+    class IdentifierNameHashTable<T> extends StringHashTable<T> {
+>IdentifierNameHashTable : Symbol(IdentifierNameHashTable, Decl(genericClassesRedeclaration.ts, 27, 5))
+>T : Symbol(T, Decl(genericClassesRedeclaration.ts, 28, 34))
 >StringHashTable : Symbol(StringHashTable, Decl(genericClassesRedeclaration.ts, 14, 5))
->T : Symbol(T, Decl(genericClassesRedeclaration.ts, 28, 33))
+>T : Symbol(T, Decl(genericClassesRedeclaration.ts, 28, 34))
 
         public getAllKeys(): string[];
->getAllKeys : Symbol(IdentiferNameHashTable.getAllKeys, Decl(genericClassesRedeclaration.ts, 28, 64))
+>getAllKeys : Symbol(IdentifierNameHashTable.getAllKeys, Decl(genericClassesRedeclaration.ts, 28, 65))
 
         public add(key: string, data: T): boolean;
->add : Symbol(IdentiferNameHashTable.add, Decl(genericClassesRedeclaration.ts, 29, 38))
+>add : Symbol(IdentifierNameHashTable.add, Decl(genericClassesRedeclaration.ts, 29, 38))
 >key : Symbol(key, Decl(genericClassesRedeclaration.ts, 30, 19))
 >data : Symbol(data, Decl(genericClassesRedeclaration.ts, 30, 31))
->T : Symbol(T, Decl(genericClassesRedeclaration.ts, 28, 33))
+>T : Symbol(T, Decl(genericClassesRedeclaration.ts, 28, 34))
 
         public addOrUpdate(key: string, data: T): boolean;
->addOrUpdate : Symbol(IdentiferNameHashTable.addOrUpdate, Decl(genericClassesRedeclaration.ts, 30, 50))
+>addOrUpdate : Symbol(IdentifierNameHashTable.addOrUpdate, Decl(genericClassesRedeclaration.ts, 30, 50))
 >key : Symbol(key, Decl(genericClassesRedeclaration.ts, 31, 27))
 >data : Symbol(data, Decl(genericClassesRedeclaration.ts, 31, 39))
->T : Symbol(T, Decl(genericClassesRedeclaration.ts, 28, 33))
+>T : Symbol(T, Decl(genericClassesRedeclaration.ts, 28, 34))
 
         public map(fn: (k: string, value: T, context: any) => void, context: any): void;
->map : Symbol(IdentiferNameHashTable.map, Decl(genericClassesRedeclaration.ts, 31, 58))
+>map : Symbol(IdentifierNameHashTable.map, Decl(genericClassesRedeclaration.ts, 31, 58))
 >fn : Symbol(fn, Decl(genericClassesRedeclaration.ts, 32, 19))
 >k : Symbol(k, Decl(genericClassesRedeclaration.ts, 32, 24))
 >value : Symbol(value, Decl(genericClassesRedeclaration.ts, 32, 34))
->T : Symbol(T, Decl(genericClassesRedeclaration.ts, 28, 33))
+>T : Symbol(T, Decl(genericClassesRedeclaration.ts, 28, 34))
 >context : Symbol(context, Decl(genericClassesRedeclaration.ts, 32, 44))
 >context : Symbol(context, Decl(genericClassesRedeclaration.ts, 32, 67))
 
         public every(fn: (k: string, value: T, context: any) => void, context: any): boolean;
->every : Symbol(IdentiferNameHashTable.every, Decl(genericClassesRedeclaration.ts, 32, 88))
+>every : Symbol(IdentifierNameHashTable.every, Decl(genericClassesRedeclaration.ts, 32, 88))
 >fn : Symbol(fn, Decl(genericClassesRedeclaration.ts, 33, 21))
 >k : Symbol(k, Decl(genericClassesRedeclaration.ts, 33, 26))
 >value : Symbol(value, Decl(genericClassesRedeclaration.ts, 33, 36))
->T : Symbol(T, Decl(genericClassesRedeclaration.ts, 28, 33))
+>T : Symbol(T, Decl(genericClassesRedeclaration.ts, 28, 34))
 >context : Symbol(context, Decl(genericClassesRedeclaration.ts, 33, 46))
 >context : Symbol(context, Decl(genericClassesRedeclaration.ts, 33, 69))
 
         public some(fn: (k: string, value: any, context: any) => void, context: any): boolean;
->some : Symbol(IdentiferNameHashTable.some, Decl(genericClassesRedeclaration.ts, 33, 93))
+>some : Symbol(IdentifierNameHashTable.some, Decl(genericClassesRedeclaration.ts, 33, 93))
 >fn : Symbol(fn, Decl(genericClassesRedeclaration.ts, 34, 20))
 >k : Symbol(k, Decl(genericClassesRedeclaration.ts, 34, 25))
 >value : Symbol(value, Decl(genericClassesRedeclaration.ts, 34, 35))
@@ -184,9 +184,9 @@ declare module TypeScript {
 >context : Symbol(context, Decl(genericClassesRedeclaration.ts, 34, 70))
 
         public lookup(key: string): T;
->lookup : Symbol(IdentiferNameHashTable.lookup, Decl(genericClassesRedeclaration.ts, 34, 94))
+>lookup : Symbol(IdentifierNameHashTable.lookup, Decl(genericClassesRedeclaration.ts, 34, 94))
 >key : Symbol(key, Decl(genericClassesRedeclaration.ts, 35, 22))
->T : Symbol(T, Decl(genericClassesRedeclaration.ts, 28, 33))
+>T : Symbol(T, Decl(genericClassesRedeclaration.ts, 28, 34))
     }
 }
 
@@ -327,47 +327,47 @@ declare module TypeScript {
 >remove : Symbol(StringHashTable.remove, Decl(genericClassesRedeclaration.ts, 64, 38))
 >key : Symbol(key, Decl(genericClassesRedeclaration.ts, 65, 22))
     }
-    class IdentiferNameHashTable<T> extends StringHashTable<T> {
->IdentiferNameHashTable : Symbol(IdentiferNameHashTable, Decl(genericClassesRedeclaration.ts, 66, 5))
->T : Symbol(T, Decl(genericClassesRedeclaration.ts, 67, 33))
+    class IdentifierNameHashTable<T> extends StringHashTable<T> {
+>IdentifierNameHashTable : Symbol(IdentifierNameHashTable, Decl(genericClassesRedeclaration.ts, 66, 5))
+>T : Symbol(T, Decl(genericClassesRedeclaration.ts, 67, 34))
 >StringHashTable : Symbol(StringHashTable, Decl(genericClassesRedeclaration.ts, 14, 5))
->T : Symbol(T, Decl(genericClassesRedeclaration.ts, 67, 33))
+>T : Symbol(T, Decl(genericClassesRedeclaration.ts, 67, 34))
 
         public getAllKeys(): string[];
->getAllKeys : Symbol(IdentiferNameHashTable.getAllKeys, Decl(genericClassesRedeclaration.ts, 67, 64))
+>getAllKeys : Symbol(IdentifierNameHashTable.getAllKeys, Decl(genericClassesRedeclaration.ts, 67, 65))
 
         public add(key: string, data: T): boolean;
->add : Symbol(IdentiferNameHashTable.add, Decl(genericClassesRedeclaration.ts, 68, 38))
+>add : Symbol(IdentifierNameHashTable.add, Decl(genericClassesRedeclaration.ts, 68, 38))
 >key : Symbol(key, Decl(genericClassesRedeclaration.ts, 69, 19))
 >data : Symbol(data, Decl(genericClassesRedeclaration.ts, 69, 31))
->T : Symbol(T, Decl(genericClassesRedeclaration.ts, 67, 33))
+>T : Symbol(T, Decl(genericClassesRedeclaration.ts, 67, 34))
 
         public addOrUpdate(key: string, data: T): boolean;
->addOrUpdate : Symbol(IdentiferNameHashTable.addOrUpdate, Decl(genericClassesRedeclaration.ts, 69, 50))
+>addOrUpdate : Symbol(IdentifierNameHashTable.addOrUpdate, Decl(genericClassesRedeclaration.ts, 69, 50))
 >key : Symbol(key, Decl(genericClassesRedeclaration.ts, 70, 27))
 >data : Symbol(data, Decl(genericClassesRedeclaration.ts, 70, 39))
->T : Symbol(T, Decl(genericClassesRedeclaration.ts, 67, 33))
+>T : Symbol(T, Decl(genericClassesRedeclaration.ts, 67, 34))
 
         public map(fn: (k: string, value: T, context: any) => void, context: any): void;
->map : Symbol(IdentiferNameHashTable.map, Decl(genericClassesRedeclaration.ts, 70, 58))
+>map : Symbol(IdentifierNameHashTable.map, Decl(genericClassesRedeclaration.ts, 70, 58))
 >fn : Symbol(fn, Decl(genericClassesRedeclaration.ts, 71, 19))
 >k : Symbol(k, Decl(genericClassesRedeclaration.ts, 71, 24))
 >value : Symbol(value, Decl(genericClassesRedeclaration.ts, 71, 34))
->T : Symbol(T, Decl(genericClassesRedeclaration.ts, 67, 33))
+>T : Symbol(T, Decl(genericClassesRedeclaration.ts, 67, 34))
 >context : Symbol(context, Decl(genericClassesRedeclaration.ts, 71, 44))
 >context : Symbol(context, Decl(genericClassesRedeclaration.ts, 71, 67))
 
         public every(fn: (k: string, value: T, context: any) => void, context: any): boolean;
->every : Symbol(IdentiferNameHashTable.every, Decl(genericClassesRedeclaration.ts, 71, 88))
+>every : Symbol(IdentifierNameHashTable.every, Decl(genericClassesRedeclaration.ts, 71, 88))
 >fn : Symbol(fn, Decl(genericClassesRedeclaration.ts, 72, 21))
 >k : Symbol(k, Decl(genericClassesRedeclaration.ts, 72, 26))
 >value : Symbol(value, Decl(genericClassesRedeclaration.ts, 72, 36))
->T : Symbol(T, Decl(genericClassesRedeclaration.ts, 67, 33))
+>T : Symbol(T, Decl(genericClassesRedeclaration.ts, 67, 34))
 >context : Symbol(context, Decl(genericClassesRedeclaration.ts, 72, 46))
 >context : Symbol(context, Decl(genericClassesRedeclaration.ts, 72, 69))
 
         public some(fn: (k: string, value: any, context: any) => void, context: any): boolean;
->some : Symbol(IdentiferNameHashTable.some, Decl(genericClassesRedeclaration.ts, 72, 93))
+>some : Symbol(IdentifierNameHashTable.some, Decl(genericClassesRedeclaration.ts, 72, 93))
 >fn : Symbol(fn, Decl(genericClassesRedeclaration.ts, 73, 20))
 >k : Symbol(k, Decl(genericClassesRedeclaration.ts, 73, 25))
 >value : Symbol(value, Decl(genericClassesRedeclaration.ts, 73, 35))
@@ -375,8 +375,8 @@ declare module TypeScript {
 >context : Symbol(context, Decl(genericClassesRedeclaration.ts, 73, 70))
 
         public lookup(key: string): T;
->lookup : Symbol(IdentiferNameHashTable.lookup, Decl(genericClassesRedeclaration.ts, 73, 94))
+>lookup : Symbol(IdentifierNameHashTable.lookup, Decl(genericClassesRedeclaration.ts, 73, 94))
 >key : Symbol(key, Decl(genericClassesRedeclaration.ts, 74, 22))
->T : Symbol(T, Decl(genericClassesRedeclaration.ts, 67, 33))
+>T : Symbol(T, Decl(genericClassesRedeclaration.ts, 67, 34))
     }
 }
diff --git a/tests/baselines/reference/genericClassesRedeclaration.types b/tests/baselines/reference/genericClassesRedeclaration.types
index c154d16837041..1d3756448570c 100644
--- a/tests/baselines/reference/genericClassesRedeclaration.types
+++ b/tests/baselines/reference/genericClassesRedeclaration.types
@@ -111,8 +111,8 @@ declare module TypeScript {
 >remove : (key: string) => void
 >key : string
     }
-    class IdentiferNameHashTable<T> extends StringHashTable<T> {
->IdentiferNameHashTable : IdentiferNameHashTable<T>
+    class IdentifierNameHashTable<T> extends StringHashTable<T> {
+>IdentifierNameHashTable : IdentifierNameHashTable<T>
 >StringHashTable : StringHashTable<T>
 
         public getAllKeys(): string[];
@@ -270,8 +270,8 @@ declare module TypeScript {
 >remove : (key: string) => void
 >key : string
     }
-    class IdentiferNameHashTable<T> extends StringHashTable<T> {
->IdentiferNameHashTable : TypeScript.IdentiferNameHashTable<T>
+    class IdentifierNameHashTable<T> extends StringHashTable<T> {
+>IdentifierNameHashTable : TypeScript.IdentifierNameHashTable<T>
 >StringHashTable : TypeScript.StringHashTable<T>
 
         public getAllKeys(): string[];
diff --git a/tests/cases/compiler/genericClassesRedeclaration.ts b/tests/cases/compiler/genericClassesRedeclaration.ts
index b2a5f934acbe4..59c8bf3e0c22c 100644
--- a/tests/cases/compiler/genericClassesRedeclaration.ts
+++ b/tests/cases/compiler/genericClassesRedeclaration.ts
@@ -26,7 +26,7 @@ declare module TypeScript {
         public lookup(key: string): T;
         public remove(key: string): void;
     }
-    class IdentiferNameHashTable<T> extends StringHashTable<T> {
+    class IdentifierNameHashTable<T> extends StringHashTable<T> {
         public getAllKeys(): string[];
         public add(key: string, data: T): boolean;
         public addOrUpdate(key: string, data: T): boolean;
@@ -65,7 +65,7 @@ declare module TypeScript {
         public lookup(key: string): T;
         public remove(key: string): void;
     }
-    class IdentiferNameHashTable<T> extends StringHashTable<T> {
+    class IdentifierNameHashTable<T> extends StringHashTable<T> {
         public getAllKeys(): string[];
         public add(key: string, data: T): boolean;
         public addOrUpdate(key: string, data: T): boolean;
diff --git a/tests/cases/fourslash/completionListInvalidMemberNames.ts b/tests/cases/fourslash/completionListInvalidMemberNames.ts
index 2f124758d69bf..6cfddbdfa2844 100644
--- a/tests/cases/fourslash/completionListInvalidMemberNames.ts
+++ b/tests/cases/fourslash/completionListInvalidMemberNames.ts
@@ -7,8 +7,8 @@
 ////    "any": "valid identifier name (matches a typescript keyword)",
 ////    "#": "invalid identifier name",
 ////    "$": "valid identifier name",
-////    "\u0062": "valid unicode identifer name (b)",
-////    "\u0031\u0062": "invalid unicode identifer name (1b)"
+////    "\u0062": "valid unicode identifier name (b)",
+////    "\u0031\u0062": "invalid unicode identifier name (1b)"
 ////};
 ////
 ////x[|./*a*/|];