interiorize vs American spelling

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

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

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

interiorize (verb)	American spelling (verb)
incorporate within oneself; make subjective or personal