Liddell-Scott-Jones

ἀποσείω (aposeiō) to shake off ^G:V

ἀποσείω-σείω,

shake off, [Refs 4th c.BC+]:—passive, ξίφος ἀποσείωσεσεῖσθαι τοῖς αὐχέσιν ἐπαιωρούμενον[Refs 2nd c.AD+]:—middle, shake off from oneself, πάντ᾽ ἀποσείωσεισάμενος[Refs 6th c.BC+]; of a horse, throw his rider, [Refs 5th c.BC+]; τειχέων θριγκοὺς ἀ. throw them off, [ἀποσείωσείεσθαι λύπας, γῆρας, 5th-6th c.BC: Aristophanes Comicus “Ranae” 346, “Lys.” 670; νέφος [prev. author] “Nu.” 288; ἑταίρους 2nd c.AD: Lucianus Sophista “DMeretr.” 13.2; ὕπνον [prev. author] “Tim.” 6">Refs 5th c.BC+]:—passive, ὑπὸ τῶν ἐρωμένων[Refs 4th c.AD+]

__2 middle, shake oneself, [Refs 4th c.BC+]