predation vs depredation

predation and depredation both are nouns.

Word	Noun	Adjective	Verb	Adverb
predation	Yes	No	No	No
depredation	Yes	No	No	No

As nouns, predation and depredation are synonyms defined as:

predation and depredation: an act of plundering and pillaging and marauding

predation (noun)	depredation (noun)
the act of preying by a predator who kills and eats the prey	an act of plundering and pillaging and marauding
an act of plundering and pillaging and marauding	(usually plural) a destructive action