assist vs aid

assist and aid both are nouns.

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

As nouns, assist and aid are synonyms defined as:

assist and aid: the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose

Other synonyms of assist include assistance, help.

As verbs, aid is a hypernym of assist; that is, aid is a word with a broader meaning than assist:

Other hypernyms of assist include assist, help.

As verbs, assist and aid are synonyms defined as:

Other synonyms of assist include help.

assist (noun)	aid (noun)
(sports) the act of enabling another player to make a good play	the activity of contributing 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	the work of providing treatment for or attending to someone or something
	a person or thing that is a resource that helps make something easier or possible to do
	gift of money or other material help to support a person or cause

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