impoverishment vs poorness

impoverishment and poorness both are nouns.

Word	Noun	Adjective	Verb	Adverb
impoverishment	Yes	No	No	No
poorness	Yes	No	No	No

As nouns, impoverishment and poorness are synonyms defined as:

impoverishment and poorness: the state of having little or no money and few or no material possessions

Other synonyms of impoverishment include poverty.

impoverishment (noun)	poorness (noun)
the act of making someone poor	the quality of being poorly made or maintained
the state of having little or no money and few or no material possessions	less than adequate
	the quality of being meager
	the state of having little or no money and few or no material possessions