adulterant vs adulterate

adulterant is a noun but adulterate is not a noun.

Word	Noun	Adjective	Verb	Adverb
adulterant	Yes	Yes	No	No
adulterate	No	Yes	Yes	No

adulterant (noun)	adulterate (noun)
any substance that lessens the purity or effectiveness of a substance

adulterant (adjective)	adulterate (adjective)
making impure or corrupt by adding extraneous materials	mixed with impurities

adulterant (verb)	adulterate (verb)
	corrupt, debase, or make impure by adding a foreign or inferior substance; often by replacing valuable ingredients with inferior ones