American spelling vs stigmatize

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

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

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

American spelling (verb)	stigmatize (verb)
	mark with a stigma or stigmata
	to accuse or condemn or openly or formally or brand as disgraceful