spiraling vs American spelling

spiraling is not a noun while American spelling is a noun.

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

spiraling (noun)	American spelling (noun)
	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')

spiraling (adjective)	American spelling (adjective)
in the shape of a coil