scantness vs exiguity

scantness and exiguity both are nouns.

Word	Noun	Adjective	Verb	Adverb
scantness	Yes	No	No	No
exiguity	Yes	No	No	No

As nouns, scantness and exiguity are synonyms defined as:

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

scantness (noun)	exiguity (noun)
the quality of being meager	the quality of being meager