enforcer vs assistant

enforcer and assistant both are nouns.

Word	Noun	Adjective	Verb	Adverb
enforcer	Yes	No	No	No
assistant	Yes	Yes	No	No

As nouns, assistant is a hypernym of enforcer; that is, assistant is a word with a broader meaning than enforcer:

enforcer: one whose job it is to execute unpleasant tasks for a superior
assistant: a person who contributes to the fulfillment of a need or furtherance of an effort or purpose

Other hypernyms of enforcer include help, helper, supporter.

enforcer (noun)	assistant (noun)
one whose job it is to execute unpleasant tasks for a superior	a person who contributes to the fulfillment of a need or furtherance of an effort or purpose

enforcer (adjective)	assistant (adjective)
	of or relating to a person who is subordinate to another