palpitate Synonyms

flutter quiver pound tremble quake vibrate thump throb thud thrum throbbing twitch undulate tingle have the quivers wave have the shakes beat weakly beat irregularly beat rapidly go pit-a-pat be out of breath pitter-patter miss a beat fluttering beats waver thrill swell shudder malleate heave hammer fluctuate flitter flicker flap drum diastolic beaten oscillate pant shiver shake race quop quivering quaver pump pulse