American spelling vs de-Stalinization

American spelling and de-Stalinization both are nouns.

Word	Noun	Adjective	Verb	Adverb
American spelling	Yes	No	No	No
de-Stalinization	Yes	No	No	No

American spelling (noun)	de-Stalinization (noun)
English orthography used in the United States (characterized by 'analyze', 'center', 'usable')	social process of neutralizing the influence of Joseph Stalin by revising his policies and removing monuments dedicated to him and renaming places named in his honor