| Rating | Solver | Clue |
|---|---|---|
| KEEP | Castle stronghold | |
| DONJON | Castle stronghold | |
| HOLD | A place of security; a fortified place; a fort; a castle; -- often called a stronghold. | |
| FASTNESS | A fast place; a stronghold; a fortress or fort; a secure retreat; a castle; as, the enemy retired to their fastnesses in the mountains. | |
| FORTRESS | A fortified place; a large and permanent fortification, sometimes including a town; a fort; a castle; a stronghold; a place of defense or security. | |