alleviator vs therapeutic

alleviator and therapeutic both are nouns.

Word	Noun	Adjective	Verb	Adverb
alleviator	Yes	No	No	No
therapeutic	Yes	Yes	No	No

As nouns, therapeutic is a hypernym of alleviator; that is, therapeutic is a word with a broader meaning than alleviator:

Other hypernyms of alleviator include curative, cure, remedy.

alleviator (noun)	therapeutic (noun)
remedy that alleviates pain without curing	a medicine or therapy that cures disease or relieve pain
a therapist who makes suffering more endurable

alleviator (adjective)	therapeutic (adjective)
	relating to or involved in therapy
	tending to cure or restore to health