Spelling (#703)

diff --git a/include/json/config.h b/include/json/config.h
index c83e78a..d6bad30 100644
--- a/include/json/config.h
+++ b/include/json/config.h
@@ -25,9 +25,9 @@
 #define JSON_USE_EXCEPTION 1
 #endif
 
-/// If defined, indicates that the source file is amalgated
+/// If defined, indicates that the source file is amalgamated
 /// to prevent private header inclusion.
-/// Remarks: it is automatically defined in the generated amalgated header.
+/// Remarks: it is automatically defined in the generated amalgamated header.
 // #define JSON_IS_AMALGAMATION
 
 #ifdef JSON_IN_CPPTL
@@ -78,7 +78,7 @@
 
 #endif // defined(_MSC_VER)
 
-// In c++11 the override keyword allows you to explicity define that a function
+// In c++11 the override keyword allows you to explicitly define that a function
 // is intended to override the base-class version.  This makes the code more
 // managable and fixes a set of common hard-to-find bugs.
 #if __cplusplus >= 201103L