American spelling vs virilize

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

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

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

American spelling (verb)	virilize (verb)
	produce virilism in or cause to assume masculine characteristics, as through a hormonal imbalance or hormone therapy