American spelling vs synchronize

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

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

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

American spelling (verb)	synchronize (verb)
	make synchronous and adjust in time or manner
	operate simultaneously
	cause to indicate the same time or rate
	arrange or represent events so that they co-occur
	make (motion picture sound) exactly simultaneous with the action
	happen at the same time