impoverished vs necessitous

impoverished and necessitous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
impoverished	No	Yes	No	No
necessitous	No	Yes	No	No

As adjectives, impoverished and necessitous are synonyms defined as:

Other synonyms of impoverished include destitute, indigent, needy, poverty-stricken.

impoverished (adjective)	necessitous (adjective)
destroyed financially	poor enough to need help from others
poor enough to need help from others