shake

Synonyms: agitate brandish bump chatter churn commove concuss convulse discompose disquiet disturb dither dodder flap flicker flit flitter flourish fluctuate flutter jar jerk jog joggle jolt jounce move oscillate palpitate perturb quail quake quaver rattle reel rock roil ruffle set in motion shimmer shimmy shiver shudder stagger stir up succuss sway swing totter tremor twitter upset vibrate waggle water wave whip wobble

Synonyms: appall bother consternate daunt discompose dismay distress disturb frighten horrify impair intimidate jar knock props out make waves move rattle throw throw a curve undermine unnerve unsettle unstring upset weaken worry

Antonyms: calm placate soothe