rapaciousness vs rapacity

rapaciousness and rapacity both are nouns.

Word	Noun	Adjective	Verb	Adverb
rapaciousness	Yes	No	No	No
rapacity	Yes	No	No	No

As nouns, rapaciousness and rapacity are synonyms defined as:

Other synonyms of rapaciousness include edacity, esurience, voraciousness, voracity.

As nouns, rapaciousness and rapacity are synonyms defined as:

rapaciousness and rapacity: (of an animal, usually a bird) The quality of subsisting off live prey.

Other synonyms of rapaciousness include predaceousness, predaciousness.

rapaciousness (noun)	rapacity (noun)
extreme gluttony	reprehensible acquisitiveness; insatiable desire for wealth (personified as one of the deadly sins)
an excessive desire for wealth (usually in large amounts)	extreme gluttony
(of an animal, usually a bird) The quality of subsisting off live prey.	(of an animal, usually a bird) The quality of subsisting off live prey.