| Answer | Crossword Clue |
|---|---|
| WALLS | Parapets. |
| BATTLEMENTS | Fortress parapets |
| REDANS | Fortifications with double parapets |
| UNWALLED | Not protected by parapets. |
| REDAN | Work having two parapets. |
| CASTLE | Structure with towers and parapets |
| CRENELATES | Furnishes with open-spaced parapets. |
