diff --git a/clang/include/clang/StaticAnalyzer/Checkers/CheckerBase.td b/clang/include/clang/StaticAnalyzer/Checkers/CheckerBase.td
--- a/clang/include/clang/StaticAnalyzer/Checkers/CheckerBase.td
+++ b/clang/include/clang/StaticAnalyzer/Checkers/CheckerBase.td
@@ -27,7 +27,7 @@
   bits<1> Val = val;
 }
 
-/// Alpha entries are under development, might be incomplet, inkorrekt and
+/// Alpha entries are under development, might be incomplete, incorrect and
 /// unstable.
 def InAlpha : DevelopmentStageEnum<0>;
 
@@ -98,8 +98,8 @@
 
 /// Describes a checker. Every builtin checker has to be registered with the use
 /// of this class (out-of-trunk checkers loaded from plugins obviously don't).
-/// Note that a checker has a name (e.g.: 'NullDereference'), and a fullname,
-/// that is autogenerated with the help of the ParentPackage field, that also
+/// Note that a checker has a name (e.g.: 'NullDereference'), and a full name,
+/// that is auto-generated with the help of the ParentPackage field, that also
 /// includes package names (e.g.: 'core.NullDereference').
 /// Example:
 ///   def DereferenceChecker : Checker<"NullDereference">,
@@ -129,7 +129,7 @@
 /// enabled if none of its dependencies (transitively) is disabled. Dependencies
 /// are always registered before the dependent checker, and its checker
 /// callbacks are also evaluated sooner.
-/// One may only depend on a purely modeling checker (that emits no diagnostis).
+/// One may only depend on a purely modeling checker (that emits no diagnostics).
 /// Example:
 ///   def InnerPointerChecker : Checker<"InnerPointer">,
 ///     HelpText<"Check for inner pointers of C++ containers used after "