Synonyms|24Antonyms|0|Broader|0Narrower|0Related|2

23 entries under noun topic. ×

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statesville(pen, reformatory, penitentiary)
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stockade(pen, prison, lockup, reformatory)
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top-security prison(pen, reformatory, penitentiary)
<12>
13 years ago|19 views|share |citing 
APASmart Define. (2013). secure unit thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/secure_unit/thesaurus/synonyms
ChicagoSmart Define. 2013. "secure unit thesaurus" https://smartdefine.org/secure_unit/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2013, secure unit thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/secure_unit/thesaurus/synonyms>.
MLASmart Define. "secure unit thesaurus" 18 May 2013. Web. 25 September 2026. <https://smartdefine.org/secure_unit/thesaurus/synonyms>