heartbeat Synonyms

flash jiffy trice pulsation pulse blink of an eye split second New York minute wink twinkling instant beat eyeblink cardiac output heartstrings beats mental pressure fraction of a second rhythm arrhythmia heart beating pulse rate cardiology heart beat heart rate bat of an eye nanosecond jiff microsecond heartthrob pulsing twinkling of an eye millisecond time love honey hearted heart flutter bathmism emotion diastolic cardiac blink minute moment palpitation throb throbbing tempo