vermilion vs scarlet

vermilion and scarlet both are nouns.

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

As nouns, vermilion and scarlet are synonyms defined as:

vermilion and scarlet: a variable color that is vivid red but sometimes with an orange tinge

Other synonyms of vermilion include orange red.

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

vermilion (adjective)	scarlet (adjective)
of a vivid red to reddish-orange color	of a color at the end of the color spectrum (next to orange); resembling the color of blood or cherries or tomatoes or rubies

vermilion (verb)	scarlet (verb)
color vermilion