alleviate vs aid

alleviate is not a noun while aid is a noun.

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

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

Other hypernyms of alleviate include assist, help.

alleviate (noun)	aid (noun)
	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

alleviate (verb)	aid (verb)
provide physical relief, as from pain	improve the condition of
make easier	give help or assistance; be of service