American spelling vs memorialize

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

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

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

American spelling (verb)	memorialize (verb)
	be or provide a memorial to a person or an event
	address in a memorial