American spelling vs neutralize

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

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

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

American spelling (verb)	neutralize (verb)
	make chemically neutral
	make ineffective by counterbalancing the effect of
	make incapable of military action
	get rid of (someone who may be a threat) by killing
	make politically neutral and thus inoffensive
	oppose and mitigate the effects of by contrary actions