Related Clues:
- Buttonhole, for example
- Lava comes out of it
- Knife cut
- Narrow rent
- Split, crack
- Cut evident when the girl's fallen off slide?
- Crack is certain to appear after onset of frost
- Cut; narrow opening
- Buttonhole, for instance
- With 45 Across, feature of some maxiskirts
- Use a scalpel on
- Crack mountaineers will be familiar with it
- A crack angler, it is said
- Crack in rock
- Turned on following Sun's opening