plagiarize vs American spelling

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

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

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

plagiarize (verb)	American spelling (verb)
take without referencing from someone else's writing or speech; of intellectual property