vermilion vs chromatic

vermilion is a noun but chromatic is not a noun.

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

vermilion (noun)	chromatic (noun)
a variable color that is vivid red but sometimes with an orange tinge

vermilion (adjective)	chromatic (adjective)
of a vivid red to reddish-orange color	being or having or characterized by hue
	based on a scale consisting of 12 semitones
	able to refract light without spectral color separation

vermilion (verb)	chromatic (verb)
color vermilion