πολύφαγος
From LSJ
Ὁ αὐτὸς ἔφησε τὸν μὲν ὕπνον ὀλιγοχρόνιον θάνατον, τὸν δὲ θάνατον πολυχρόνιον ὕπνον → Plato said that sleep was a short-lived death but death was a long-lived sleep
Dutch (Woordenboekgrieks.nl)
πολύφαγος -ον [πολύς, φαγεῖν] vraatzuchtig.