American spelling vs rancor

American spelling and rancor both are nouns.

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

American spelling (noun)	rancor (noun)
English orthography used in the United States (characterized by 'analyze', 'center', 'usable')	a feeling of deep and bitter anger and ill-will