127 entries under noun topic. ×

14
penitentiary(free, jail, prison)
13
prison(free, residence, jail, prison)
10
dungeon(keep, pen, cell, jail)
10
jail(place, free, prison)
10
keep(free, pen, jail, prison)
9
calaboose(free, jail, prison, penitentiary)
8
coop(free, slang, container, prison)
8
gaol
8
pen(keep, free, informal, cell)
7
clink(free, slang, jail)
6
brig(free, prison)
6
cell(container, room, prison)
6
cooler(free, slang, jail, prison)
6
jug(free, slang, prison)
5
cage(container, prison, chamber)
5
hoosegow(free, slang, jail)
5
house of correction(expression, idiom, free, prison)
5
jailhouse
5
pokey(free, slang, jail)
4
bastille(keep, pen, cell, jail)
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APASmart Define. (2015). lockup thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/lockup/thesaurus/synonyms
ChicagoSmart Define. 2015. "lockup thesaurus" https://smartdefine.org/lockup/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, lockup thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/lockup/thesaurus/synonyms>.
MLASmart Define. "lockup thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/lockup/thesaurus/synonyms>