modeling vs American spelling

modeling and American spelling both are nouns.

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

modeling (noun)	American spelling (noun)
the act of representing something (usually on a smaller scale)	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')
a preliminary sculpture in wax or clay from which a finished work can be copied
sculpture produced by molding