| noun | an abrupt spasmodic movement |
| verb | pull, or move with a sudden movement “He turned the handle and jerked the door open” |
| verb | move with abrupt, seemingly uncontrolled motions “The patient's legs were jerkings” |
| verb | make an uncontrolled, short, jerky motion “his face is twitching” |
| verb | jump vertically, with legs stiff and back arched “the yung filly bucked” |
| verb | throw or toss with a quick motion “flick a piece of paper across the table” |
| adjective | lacking a steady rhythm “an arrhythmic heartbeat” |
| jerky | adjective | lacking a steady rhythm |
| jerk | verb | throw or toss with a quick motion |
| jolty | adjective | causing or characterized by jolts and irregular movements |
| jolt | verb | move or cause to move with a sudden jerky motion |
| yanker | noun | someone who gives a strong sudden pull |
| jerk | noun | a sudden abrupt pull |
| jerker | noun | someone who gives a strong sudden pull |
| jerking | noun | an abrupt spasmodic movement |
| twitch | noun | a sudden muscle spasm; especially one caused by a nervous condition |
| twitching | noun | a sudden muscle spasm; especially one caused by a nervous condition |
| buck | noun | mature male of various mammals (especially deer or antelope) |
| flick | noun | a light sharp contact (usually with something flexible) |
| arrhythmia | noun | an abnormal rate of muscle contractions in the heart |
| jerkiness | noun | the quality of being spasmodic and irregular |