Related Clues:
- Acupuncturist's life force
- Letterman list starter
- Countdown start
- What X may mean
- X, maybe
- White Sox city, on scoreboards
- Pin near a gutter
- One of a score's two
- Commandment complement
- "I, Robot" actor McBride
- Lacrosse team count
- __-speed
- Numerical perfection indicator
- Sinai number
- Full complement of toes