American spelling vs normalization

American spelling and normalization both are nouns.

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

American spelling (noun)	normalization (noun)
English orthography used in the United States (characterized by 'analyze', 'center', 'usable')	the imposition of standards or regulations