| oscillation(noun, quiver, shudder, vibration) |
| quivering(noun, agitation, shake, tremble, upheaval) |
| shutter |
| tremolo(noun, verb, tremble, shrill, warble) |
| vibrato(noun, vibration) |
| wave(noun, verb, upset, beat, disturb) |
| wavering(noun, quiver, shudder, vibration) |
| wriggle(agitation, evolution) |
| writhe(verb, agitation, throb, drum, palpitate) |
| yodel |
| agitate(verb, upset, beat, disturb, shock) |
| beat(verb, shake, wave, tremble, flap) |
| bobble(pause, dip, hesitate, stumble, jog) |
| bounce(verb, throb, drum, palpitate, pulsate) |
| bump(verb, upset, disturb, shake, swing) |
| chatter(verb, upset, disturb, shake, swing) |
| churn(verb, upset, disturb, agitate, shake) |
| curvet(agitation, evolution) |
| dodder(noun, verb, upset, disturb, shake) |
| earthquake(noun, agitation, shake, tremble, upheaval) |