Related Clues:
- Exhibit anxiety, in a way
- Stride back and forth
- Walk nervously, as in a waiting room
- Tail movement
- Rate of walking
- A sergeant might ask soldiers to pick it up
- A cadet might be asked to pick it up
- Shake a tail
- R.I.P. part
- Boxer's approval
- Joking sort
- Kind of car seen at Indy
- Double time, for one
- Runner's regularity?
- Wear out the waiting room carpet