chromatic vs violet

chromatic is not a noun while violet is a noun.

Word	Noun	Adjective	Verb	Adverb
chromatic	No	Yes	No	No
violet	Yes	Yes	No	No

chromatic (noun)	violet (noun)
	a variable color that lies beyond blue in the spectrum
	any of numerous low-growing violas with small flowers

chromatic (adjective)	violet (adjective)
being or having or characterized by hue	of a color intermediate between red and blue
based on a scale consisting of 12 semitones
able to refract light without spectral color separation