1
belfry(keep, stronghold, pillar, column, turret)
1
breastwork(noun, keep, defense, fortification, cell)
1
bridgehead
1
building(noun, home, box, dwelling, abode)
1
bullpen(noun, home, box, dwelling, abode)
1
bunker
1
burg
1
cabin(noun, house)
1
cardsharp
1
castellan
1
castled
1
castles
1
cave(noun, place, house, home, box)
1
check
1
checkmate
1
chess
1
chess move
1
chessboard
1
cloud buster(noun, expression, keep, fortification, cell)
1
co-op(noun, place, house, home, box)
11 years ago|14k views|share |citing 
APASmart Define. (2015). castle thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/castle/thesaurus/synonyms
ChicagoSmart Define. 2015. "castle thesaurus" https://smartdefine.org/castle/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, castle thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/castle/thesaurus/synonyms>.
MLASmart Define. "castle thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/castle/thesaurus/synonyms>