bounteousness vs bounty

bounteousness and bounty both are nouns.

Word	Noun	Adjective	Verb	Adverb
bounteousness	Yes	No	No	No
bounty	Yes	No	No	No

As nouns, bounteousness and bounty are synonyms defined as:

bounteousness and bounty: (literary) generosity evidenced by a willingness to give freely

bounteousness (noun)	bounty (noun)
(literary) generosity evidenced by a willingness to give freely	(literary) generosity evidenced by a willingness to give freely
	the property of copious abundance
	payment or reward (especially from a government) for acts such as catching criminals or killing predatory animals or enlisting in the military