American spelling vs cognize

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

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

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

American spelling (verb)	cognize (verb)
	be cognizant or aware of a fact or a specific piece of information; possess knowledge or information about