Spelling

Author: benjie

spec/Section 2 -- Language.md

@@ -242,8 +242,8 @@ QualifiedName ::
 
 A qualified name is a case-sensitive string composed of two or more names
 separated by a period (`.`). A qualified name allows for a structured chain of
-names which can be useful for scoping or namespacing. A _capability identifier_
-is an example of a {QualifiedName}.
+names which can be useful for scoping or applying namespaces. A _capability
+identifier_ is an example of a {QualifiedName}.
 
 ## Descriptions
 

spec/Section 4 -- Introspection.md

@@ -518,7 +518,7 @@ The `__Service` type is returned from the `__service` meta-field and provides
 information about the GraphQL service, most notably about its capabilities.
 
 Note: Services implementing an older version of this specification may not
-support the `__service` metafield or `__Service` type. Support may be probed
+support the `__service` meta-field or `__Service` type. Support may be probed
 using the introspection query: `{ __type(name: "__Service") { name } }`, a
 {null} result indicates lack of support.