flitter, quake, throb, dart, waver, throb, pound, fleet, beat, quiver, sounds, flicker, pulsate, bat, flit, pulse, vibrate, repetition, flutter, tremor.
agitate (part of speech: verb)
Mr. Gubb, his heart palpitating as only a lover's heart can palpitate,
paid Mr. Medderbrook the sum he asked and eagerly read the telegram from Syrilla.
- "Philo Gubb Correspondence-School Detective", Ellis Parker Butler.
This cloud seemed to palpitate,
as though made of a million beating wings.
- "Explorers of the Dawn", Mazo de la Roche.
There, the baroques, the arabesques, the colourings gorgeous, are dead, at least inanimate; here, they palpitate
- "The Book of Khalid", Ameen Rihani.