conventionalize vs American spelling

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

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

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

conventionalize (verb)	American spelling (verb)
make conventional or adapt to conventions
represent according to a conventional style