American spelling vs subsidization

American spelling and subsidization both are nouns.

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

American spelling (noun)	subsidization (noun)
English orthography used in the United States (characterized by 'analyze', 'center', 'usable')	the act of providing a subsidy
	money (or other benefits) obtained as a subsidy