predaciousness vs rapaciousness

predaciousness and rapaciousness both are nouns.

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

As nouns, predaciousness and rapaciousness are synonyms defined as:

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

Other synonyms of predaciousness include predaceousness, rapacity.

predaciousness (noun)	rapaciousness (noun)
(of an animal, usually a bird) The quality of subsisting off live prey.	extreme gluttony
	an excessive desire for wealth (usually in large amounts)
	(of an animal, usually a bird) The quality of subsisting off live prey.