assist vs assistant

assist and assistant both are nouns.

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

assist (noun)	assistant (noun)
(sports) the act of enabling another player to make a good play	a person who contributes to the fulfillment of a need or furtherance of an effort or purpose
the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose

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

assist (verb)	assistant (verb)
act as an assistant in a subordinate or supportive function
work for, or be a servant to
give help or assistance; be of service