predate vs predation

predate is not a noun while predation is a noun.

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

predate (noun)	predation (noun)
	the act of preying by a predator who kills and eats the prey
	an act of plundering and pillaging and marauding

predate (verb)	predation (verb)
establish something as being earlier relative to something else
be earlier in time; go back further
come before
prey on or hunt for