American spelling vs demagnetize

American spelling is a noun but demagnetize is not a noun.

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

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

American spelling (verb)	demagnetize (verb)
	make nonmagnetic; take away the magnetic properties (of)
	erase (a magnetic storage device)