avail vs assist

avail and assist both are nouns.

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

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

Other hypernyms of avail include aid, help.

avail (noun)	assist (noun)
a means of serving	(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

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