Related Clues:
- Bone-related prefix
- Bony case of brain
- Jolly Roger flag depiction
- Bony opening
- Bony skeleton of the head
- There's a brain inside it
- Pirate flag symbol
- What makes hard nuts of us all?
- Pirate flag icon
- Enclosure for the brain
- Flaming part of Ghost Rider's body
- Image on a pirate flag
- Nutcase in West Cork report
- 'Bony' prefix
- “Hamlet” prop