American spelling vs opalize

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

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

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

American spelling (verb)	opalize (verb)
	replace or convert into opal
	make opalescent