Synonyms|122Antonyms|0|Broader|1Narrower|0Related|34
12
dungeon(noun, prison, lockup, penitentiary)
9
prison(noun, prison, lockup, penitentiary)
8
cell(noun, prison, lockup, penitentiary)
8
keep(noun, prison)
6
lockup(noun, prison)
6
penitentiary(noun, prison)
5
gaol(noun, prison)
5
jail(noun, prison)
5
pen(noun, prison)
4
black hole(noun, expression, idiom, prison)
4
brig(noun, prison)
4
reformatory(noun, prison)
4
stronghold(noun, prison)
3
bastille(noun, prison)
3
cage(noun, prison)
3
coop(noun, prison)
3
donjon(noun, prison)
3
stockade(noun, prison)
3
tollbooth(noun, prison)
2
closet(noun, ambush)
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APASmart Define. (2015). oubliette thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/oubliette/thesaurus/synonyms
ChicagoSmart Define. 2015. "oubliette thesaurus" https://smartdefine.org/oubliette/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, oubliette thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/oubliette/thesaurus/synonyms>.
MLASmart Define. "oubliette thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/oubliette/thesaurus/synonyms>