| noun | a shaky motion “the shaking of his fingers as he lit his pipe” |
| noun | the act of vibrating |
| verb | shake with fast, tremulous movements “His nostrils palpitated” |
| verb | move back and forth very rapidly “the candle flickered” |
| verb | move with or as if with a regular alternating motion “the city pulsated with music and excitement” |
| shake | verb | move with or as if with a tremor |
| shaky | adjective | vibrating slightly and irregularly; as e.g. with fear or cold or like the leaves of an aspen in a breeze |
| tremble | verb | move or jerk quickly and involuntarily up and down or sideways |
| quiver | verb | shake with fast, tremulous movements |
| vibrational | adjective | of or relating to or characterized by vibration |
| vibrate | verb | shake, quiver, or throb; move back and forth rapidly, usually in an uncontrolled manner |
| palpitate | verb | shake with fast, tremulous movements |
| quiver | noun | the act of vibrating |
| quivering | noun | a shaky motion |
| quaker | noun | one who quakes and trembles with (or as with) fear |
| palpitant | adjective | having a slight and rapid trembling motion |
| palpitation | noun | a shaky motion |
| flicker | noun | the act of moving back and forth |
| waver | noun | the act of moving back and forth |
| flutter | noun | the act of moving back and forth |
| fluttering | noun | the motion made by flapping up and down |