n. 25B6; verb
Joe's hands were trembling : SHAKE, shake like a leaf, quiver, twitch; quaver, waver.
the entire building trembled : SHAKE, shudder, judder, wobble, rock, vibrate, move, sway, totter, teeter.
she trembled at the thought of what he had in store for her : BE AFRAID, be frightened, be apprehensive, worry, shake in one's shoes; quail, shrink, blench; informal be in a blue funk, be all of a tremble.
25B6; noun the slight tremble in her hands : TREMOR, shake, shakiness, trembling, quiver, twitch.
steadiness.