American spelling vs advertizing

American spelling and advertizing both are nouns.

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

American spelling (noun)	advertizing (noun)
English orthography used in the United States (characterized by 'analyze', 'center', 'usable')	a public promotion of some product or service