American spelling vs monopolization

American spelling and monopolization both are nouns.

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

American spelling (noun)	monopolization (noun)
English orthography used in the United States (characterized by 'analyze', 'center', 'usable')	domination (of a market or commodity) to the exclusion of others