rapaciousness vs esurience

rapaciousness and esurience both are nouns.

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

As nouns, rapaciousness and esurience are synonyms defined as:

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

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