Jail
Jail noun - A place of confinement for persons held in lawful custody.
Underground prison and jail are semantically related. In some cases you can use "Underground prison" instead a noun "Jail".
Underground prison
Jail and underground prison are semantically related. You can use "Jail" instead a noun phrase "Underground prison".
Cite this Source
Underground prison and Jail. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/jail/underground_prison
Jail & Underground prison. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/jail/underground_prison>.
Underground prison or Jail. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/jail/underground_prison.
Google Ngram Viewer shows how "jail" and "underground prison" have occurred on timeline