tricolor vs American spelling

tricolor and American spelling both are nouns.

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

tricolor (noun)	American spelling (noun)
a flag having three colored stripes (especially the French flag)	English orthography used in the United States (characterized by 'analyze', 'center', 'usable')

tricolor (adjective)	American spelling (adjective)
having or involving three colors