American spelling vs finalize

American spelling is a noun but finalize is not a noun.

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

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

American spelling (verb)	finalize (verb)
	make final; put the last touches on; put into final form