quiver
tremble.
Another word for shake is "Tremble".
Another word for shake is "Tremble".
Another word for vibrate or shake is tremble or quiver.
I started to TREMBLE at the thought of going on that scary ride. Tremble- to shake in fear; shiver; feels scared at the though
Vibrate, shudder, tremor, jitters.
The definition of tremble to shake, or vibrate. Generally, this is associated with anxiety or fear. So, it is fairly easy to conclude that the antonyms to tremble are words like calm, or steady.
I'm not sure what you're looking for here. It really depends on what kind of shaking or trembling you're talking about. Is the word "convulse" or "convulsing" or "convulsion" what you're looking for?
The word "quiver" can function as both a verb and a noun. As a verb, it typically means to shake or tremble. As a noun, it refers to a case for holding arrows.
Tremble
Tremble/shake
Terrific Tender Tremble Tear