Lockup
Lockup noun - A place of confinement for persons held in lawful custody.
Usage example: the firm conviction that juvenile offenders should never be held in adult lockups
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Synonyms for Lockup
Oubliette and lockup are semantically related. In some cases you can use "Oubliette" instead a noun "Lockup".
Oubliette
Oubliette noun - A dungeon with the only entrance or exit being a trap door in the ceiling.
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Synonyms for Oubliette
Mutual synonyms
Cite this Source
Oubliette and Lockup. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/lockup/oubliette
Lockup & Oubliette. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/lockup/oubliette>.
Oubliette or Lockup. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/lockup/oubliette.
Google Ngram Viewer shows how "lockup" and "oubliette" have occurred on timeline