synergist vs drug

synergist and drug both are nouns.

Word	Noun	Adjective	Verb	Adverb
synergist	Yes	No	No	No
drug	Yes	No	Yes	No

As nouns, drug is a hypernym of synergist; that is, drug is a word with a broader meaning than synergist:

synergist (noun)	drug (noun)
a drug that augments the activity of another drug	a substance that is used as a medicine or narcotic

synergist (verb)	drug (verb)
	administer a drug to
	use recreational drugs