colonize vs American spelling

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

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

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

colonize (verb)	American spelling (verb)
settle as colonists or establish a colony (in)
settle as a colony; of countries in the developing world