poorness vs impoverishment

poorness and impoverishment both are nouns.

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

As nouns, poorness and impoverishment are synonyms defined as:

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

Other synonyms of poorness include poverty.

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