tiny tremors

• shiversInvoluntary bodily trembling
• quiversTrembles or arrow cases
• vibrationsRapid oscillating motions
• shuddersConvulsive trembling movements
• ripplesSmall surface undulations

flutters · shaking · aftershocks · wobbles · pulsations · twitches · jitters · seismic · fault lines · rumbles · nervous · delicate · imperceptible · subtle · ground · faint · quaking · nervous system