boniness vs gauntness

boniness and gauntness both are nouns.

Word	Noun	Adjective	Verb	Adverb
boniness	Yes	No	No	No
gauntness	Yes	No	No	No

As nouns, boniness and gauntness are synonyms defined as:

boniness and gauntness: extreme leanness (usually caused by starvation or disease)

Other synonyms of boniness include bonyness, emaciation, maceration.

boniness (noun)	gauntness (noun)
extreme leanness (usually caused by starvation or disease)	extreme leanness (usually caused by starvation or disease)