| Answer | Crossword Clue |
|---|---|
| cist | a prehistoric stone tomb, also KISTVAEN |
| cists | CIST, a prehistoric stone tomb, also KISTVAEN |
| cistvaen | a cist (a prehistoric stone tomb, also KISTVAEN) |
| cistvaens | CISTVAEN, a cist (a prehistoric stone tomb, also KISTVAEN) |
| kistvaens | KISTVAEN, a prehistoric stone coffin, also CIST |
| megaliths | A large stone that forms a prehistoric monument (e.g., a menhir) or part of one (e.g., a stone circle or chamber tomb) |
