seismo-, seism-, -seism, -seisms, -seisma, -seismically, -seismical, -seismal, -seismic
(Greek: to move back and forth; to shake, to move violently; earthquake)
Here is a perspective about the history of earthquakes.
Related "move, motion" word units: cine-; kine-; mobil-; mot-, mov-; oscillo-; vibro-.