| Answer | Crossword Clue |
|---|---|
| TSLOT | Letter-shaped opening |
| TSLOT | Letter-shaped opening for a bolt |
| TSLOT | Letter-shaped opening in some pistons |
| TSLOT | Letter-shaped opening in a machine shop |
| LUNETTE | Crescent-shaped opening |
| LUNETTE | Crescent-shaped opening. |
| TSLOT | Specially shaped opening. |
| LUNET | Crescent-shaped opening: Var. |
