American spelling vs armor

American spelling and armor both are nouns.

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

American spelling (noun)	armor (noun)
English orthography used in the United States (characterized by 'analyze', 'center', 'usable')	tough more-or-less rigid protective covering of an animal or plant
	protective covering made of metal and used in combat
	a military unit consisting of armored fighting vehicles

American spelling (verb)	armor (verb)
	equip with armor