Enter a clue or pattern or both:
The Clue
Actor waiting for a break (10 letter answer)
The Answer
UNDERSTUDY
Tags
Notes
The answer UNDERSTUDY is so rare that it appears less than once every 2500 puzzles.
Definition
UNDERSTUDY as a noun:
1. (understudy, standby) = an actor able to replace a regular performer when required
UNDERSTUDY as a verb:
1. (understudy, alternate) = be an understudy or alternate for a role