meagreness vs poorness

meagreness and poorness both are nouns.

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

As nouns, meagreness and poorness are synonyms defined as:

Other synonyms of meagreness include exiguity, leanness, meagerness, scantiness, scantness.

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