lexicalize vs American spelling

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

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

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

lexicalize (verb)	American spelling (verb)
make or coin into a word or accept a new word into the lexicon of a language