sanitization vs American spelling

sanitization and American spelling both are nouns.

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

sanitization (noun)	American spelling (noun)
making something sanitary (free of germs) as by sterilizing	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')