The quiver holds arrows. Quiver also means "to shake or tremble."
quiver
Shake Tremble Jittery
Shake
quake
Another word for shake is "Tremble".
Quake means to shake or tremble. This describes what is happening to the earth during such an event
Tremble or shake
tremble
shake; tremble
of Tremble, Shaking; tottering; quivering.
Shake Tremble Jittery
it is : -shiver -tremble -shake