σεισμός
From LSJ
Οὕτως ἔδειξέν μοι κύριος καὶ ἰδοὺ ἐπιγονὴ ἀκρίδων ἐρχομένη ἑωθινή, καὶ ἰδοὺ βροῦχος εἷς Γωγ ὁ βασιλεύς (Amos 7:1) → Thus the Lord showed me and look, early-morning offspring of locusts coming, and look, one locust-larva: Gog the king.
English (LSJ)
ὁ, (σείω)
A shaking, shock, γῆς σ. earthquake, E.HF862, Th.3.87; χθονός E.IT1166: abs., Hdt.4.28, 5.85, 7.129, S.OC95, Ar.Ec.791, Th.1.23, etc. 2 generally, shock, agitation, commotion, σ. τοῦ σώματος Pl.Phlb.33e, cf. Ti.88d; ἔξωθεν . . προσφέρειν τοῖς . . πάθεσι σεισμόν a shock, Id.Lg.791a; σ. τῆς οὐρᾶς Poll.5.61; σ. ἐν τῇ θαλάσσῃ Ev.Matt.8.24. 3 blackmail, extortion, Sammelb.5675.13 (ii B.C.); συκοφάντεια καὶ σ. PPar.15.67 (ii B.C.).