sodium dichromate vs mordant

sodium dichromate and mordant both are nouns.

Word	Noun	Adjective	Verb	Adverb
sodium dichromate	Yes	No	No	No
mordant	Yes	Yes	No	No

As nouns, mordant is a hypernym of sodium dichromate; that is, mordant is a word with a broader meaning than sodium dichromate:

sodium dichromate: a red-orange salt used as a mordant
mordant: a substance used to treat leather or other materials before dyeing; aids in dyeing process

Other hypernyms of sodium dichromate include salt.

sodium dichromate (noun)	mordant (noun)
a red-orange salt used as a mordant	a substance used to treat leather or other materials before dyeing; aids in dyeing process

sodium dichromate (adjective)	mordant (adjective)
	of a substance, especially a strong acid; capable of destroying or eating away by chemical action
	harshly ironic or sinister