ἐπιστροφεύς
From LSJ
εἰς πέλαγος σπέρµα βαλεῖν καὶ γράµµατα γράψαι ἀµφότερος µόχθος τε κενὸς καὶ πρᾶξις ἄκαρπος → throwing seeds and writing letters at sea are both a vain and fruitless endeavor
English (LSJ)
έως, ὁ,
A turning on a pivot, a name for the first of the neck-vertebrae, Poll.2.131. II. one who causes to return to its source, τοῦ γενομένου κόσμου Dam.Pr.270.