tremor
nounUK /ˈtrem.ər/
US /ˈtrem.ɚ/
A tremor is a small shaking movement you cannot stop.
Her hands had a slight tremor after the long run.
OTHER MEANINGS
2. A small earthquake or a shaking of the ground.
The tremor was so weak that nobody felt it.
3. A shaking in someone's voice caused by strong feeling.
There was a tremor in his voice as he said goodbye.
4. A slight shaking movement of an object or surface.
A tremor ran through the old bridge as the truck passed.