Nouns

(n)prey, quarry, target, fair gamea person who is the aim of an attack (especially a victim of ridicule or exploitation) by some hostile person or influence“he fell prey to muggers”, “everyone was fair game”, “the target of a manhunt”
(n)prey, quarryanimal hunted or caught for food

Verbs

(v)prey, feedprofit from in an exploitatory manner“He feeds on her insecurity”
(v)raven, prey, predate2prey on or hunt for“These mammals predate certain eggs”