Related Clues:
- Diagonal line, on a bowling score sheet
- It can be worth up to 20 points
- Fifth tire
- Emergency tire
- Doughnut for the road
- Snow tire, usually
- Like the arms of a starfish
- Ten pins with two balls
- From the hub out
- Bowler's conversion
- ___ tire (flabby middle)
- It's second to a strike
- Success on a second attempt, of a sort
- Arranged like spokes
- Flat answer?