apologize vs American spelling

apologize is not a noun while American spelling is a noun.

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

apologize (noun)	American spelling (noun)
	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')

apologize (verb)	American spelling (verb)
acknowledge faults or shortcomings or failing
defend, explain, clear away, or make excuses for by reasoning