Possible Questions:
- Jerk
- Fit
- Twitch
- Pang
- Flash
- Burst
- Twinge
- Muscle malady
- Outburst
- Tic
- Throe
- Sudden outburst
- Big jerk
- Paroxysm
- Muscle contraction
- Burst of energy
- Contraction
- Charley horse, e.g.
- Muscular contraction
- Spurt
- Burst of activity
- Muscle woe
- Muscle twitch
- Involuntary twitch
- Hiccup cause
- Herky-jerky motion
- Flurry of activity
- Muscle problem
- Sudden contraction
- Involuntary muscular contraction
- Involuntary movement
- Hiccup
- Sudden spell of activity
- Seizure
- Involuntary jerk
- Involuntary contraction
- Hiccup, for instance
- Cramp
- Some kind of jerk?
- Real jerk
- Involuntary muscle movement
- Involuntary muscle contraction
- Fleeting muscle problem
- Brief spell of energy
- You can't control it
- Sudden effort
- Sudden convulsion
- Muscular problem
- Muscle jerk
- More than a twitch
- A real jerk
- Writer's cramp, for example
- Writer's cramp, e.g.
- Violent effort
- Unintended movement
- Uncontrollable twitch
- Uncontrollable movement
- Uncontrollable jerk
- Twitch or tic
- Tetanus symptom
- Sudden twitch
- Sudden jerk
- Sudden burst of activity
- Spell of energy
- Muscular jerk?
- Muscular jerk
- Muscle attack
- Muscle action
- Hiccup's cause
- Hiccup, e.g.
- Crick in one's neck, e.g.
- Cramp or twitch
- Twitch, e.g.
- Tic, for one
- Tic, e.g.
- Tic or twitch
- Tic or twinge
- Sudden, violent effort
- Sudden, violent activity or feeling
- Sudden violent effort
- Sudden temporary activity
- Sudden flurry
- Sudden energetic spurt
- Spurt of activity
- Something you can't control
- Something beyond your control
- Shudder, e.g.
- Out-of-control jerk
- Muscle twinge
- Muscle trouble
- Muscle cramp, for one
- Muscle cramp, e.g.
- Jerk or twitch
- It can cause one to be a real jerk
- Involuntary wink, for example
- Fit of activity
- Crick in the neck, e.g.
- Cramp, for instance
- Cramp, e.g.
- Back ailment