πολύφαγος
From LSJ
ἐν πιθήκοις ὄντα δεῖ εἶναι πίθηκον → in Rome we do as the Romans do | when in Rome, do as the Romans do | when in Rome, do as the Romans | when in Rome, do like the Romans do | when in Rome | being among monkeys one has to be a monkey
Dutch (Woordenboekgrieks.nl)
πολύφαγος -ον [πολύς, φαγεῖν] vraatzuchtig.