American spelling vs suit of armor

American spelling and suit of armor both are nouns.

Word	Noun	Adjective	Verb	Adverb
American spelling	Yes	No	No	No
suit of armor	Yes	No	No	No

American spelling (noun)	suit of armor (noun)
English orthography used in the United States (characterized by 'analyze', 'center', 'usable')	armor that protects the wearer's whole body