| Answer | Crossword Clue |
|---|---|
| cistic | prehistoric sepulchral tomb or casket |
| kistvaen | prehistoric sepulchral tomb or casket |
| cisted | prehistoric sepulchral tomb or casket |
| cist | prehistoric sepulchral tomb or casket |
| cists | prehistoric sepulchral tomb or casket |
| 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) |
