twitching

a series of slight movements by a body back and forth or from side to side the twitching of my cat's ears was a signal that I should stop petting her before she got any angrier Synonyms jiggling, oscillation, quivering, shaking, shivering, shuddering, trembling, vibrationRelated Words juddering [chiefly British], quaking, rocking; jiggle, palpitation, quiver, shake, shiver, shudder, tremble, tremor, twitch