| keep(noun, hold, defense, fortification, cell) |
| dungeon(noun, defense, prison) |
| castle(noun, defense, fortification, cell, stronghold) |
| citadel(noun, hold, keep, defense, fortification) |
| hold(noun, keep, defense, stronghold, prison) |
| stronghold(noun, hold, keep, defense, fortification) |
| fortress(noun, hold, keep, defense, stronghold) |
| blockhouse(noun, defense, fortification, cell, stronghold) |
| cell(noun, fortification, stronghold, presidio, prison) |
| fort(noun, hold, keep, defense, stronghold) |
| oubliette(noun, prison) |
| prison(noun, fortification, cell, stronghold, presidio) |
| tower(noun, hold, keep, fortification, cell) |
| acropolis(noun, hold, keep, fortification, cell) |
| bastion(noun, stronghold, fortress, fort) |
| capitol(noun, defense) |
| fasthold(noun, hold, keep, fortification, cell) |
| fastness(noun, hold, keep, defense, stronghold) |
| hole |
| livelihood(noun, fortification, cell, stronghold, presidio) |