40 entries under security topic. ×

24
citadel(noun, keep, support, structure, defense)
20
fortress(noun, support, hold, cover, keep)
15
fastness(noun, hold, cover, keep, position)
10
bulwark(noun, support, cover, position, guard)
9
bastion(noun, support, place, cover, position)
9
fortification(noun, support, hold, cover, keep)
8
fort(noun, hold, cover, keep, position)
8
garrison(noun, cover, position, guard, shield)
7
defense(noun, support, cover, guard, resistance)
6
redoubt(noun, support, cover, position, top)
5
rampart(noun, support, cover, position, guard)
3
barricade(noun, cover, position, guard, shield)
3
cover(noun, position, guard, shield, resistance)
3
guard(noun, support, cover, position, shield)
3
protection(noun, support, cover, position, guard)
3
shelter(noun, cover, position, guard, shield)
3
stockade(noun, cover, position, guard, shield)
3
wall(noun, cover, position, guard, shield)
2
armor(noun, cover, position, guard, shield)
2
bastille(noun, cover, position, guard, shield)
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APASmart Define. (2015). stronghold thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/stronghold/thesaurus/synonyms
ChicagoSmart Define. 2015. "stronghold thesaurus" https://smartdefine.org/stronghold/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, stronghold thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/stronghold/thesaurus/synonyms>.
MLASmart Define. "stronghold thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/stronghold/thesaurus/synonyms>