ὑπερέπτω
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
English (LSJ)
A eat away from below, cut away from under, of a stream, κονίην ὑπέρεπτε ποδοῖιν Il.21.271. II of mental suffering, gnaw secretly, Q.S.9.377.