destructive vs mordant

destructive is not a noun while mordant is a noun.

Word	Noun	Adjective	Verb	Adverb
destructive	No	Yes	No	No
mordant	Yes	Yes	No	No

destructive (noun)	mordant (noun)
	a substance used to treat leather or other materials before dyeing; aids in dyeing process

destructive (adjective)	mordant (adjective)
causing destruction or much damage	of a substance, especially a strong acid; capable of destroying or eating away by chemical action
	harshly ironic or sinister