Related Clues:
- ___ Tac mints
- Tic or twitch
- Nose twitch, e.g
- Idiosyncratic habit
- Eye twitch, e.g
- Movement perceived in previous answer?
- Involuntary habit
- Flexor problem
- Constant grimacing, e.g
- Poker game tell, perhaps
- Involuntary movement, brief shake?
- Sudden muscular contraction
- Uncontrolled jerk
- Constant knuckle-cracking, e.g
- Constant lip-chewing, e.g