cauterization vs American spelling

cauterization and American spelling both are nouns.

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

cauterization (noun)	American spelling (noun)
the act of coagulating blood and destroying tissue with a hot iron or caustic agent or by freezing	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')