monopolization vs American spelling

monopolization and American spelling both are nouns.

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

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