σείω
[in LXX chiefly for רָעַשׁ ;]
to shake, move to and fro: τ. γῆν, Heb.12:26 (LXX); pass., ἡ γῆ, Mat.27:51 (LXX); συκῆ, Rev.6:13. Metaphorical, to agitate, stir up, with fear or some other emotion: Mat.21:10 28:4 (cf. ἀνα-, δια-, κατα-σείω).†
(AS)