A five-letter word for sudden movement is probably "start." Make sure the "d" is correct.
A yawp (or yaup) is a sudden yelp or bark.
dramatic
A flash flood?
boom
The sudden movement of the Earth's crust is called an earthquake. It occurs when there is a release of energy stored in the Earth's crust, resulting in seismic waves that cause the ground to shake.
Sounds suspiciously like an earthquake. Indeed, it is.
Earthquake
That's called an earthquake.
An earthquake is a sudden release of energy in Earth's crust, causing ground shaking, trembling, and displacement of rocks along geological faults. It is typically caused by the movement of tectonic plates beneath Earth's surface.
earthquake/fissure
Yes, an earthquake occurs when there is a sudden release of energy in the Earth's crust, resulting in seismic waves that cause the ground to shake. This movement is typically due to the shifting of tectonic plates along fault lines.
the sudden movement of rocks and soil down a hill is a
The antonyms of earthquake could be calm, stillness, or stability. These words convey the opposite idea of sudden shaking or movement of the ground.
a jerk
A shift in the earth's crust to relieve pressure, and therefore release energy, is an earthquake.
A fall is a sudden movement caused primarily by gravity.