dungeon Synonyms

donjon keep pokeys cellblock labor camp prison cell jailhouse bastille Auschwitz vault tower tollbooth stronghold stockade reformatory rath borstal reform school penal institution guardhouses underground prison cells penal colony keeps house of detention detention home house of correction hoosegow prison farm prison camp POW camp internment camp concentration camp quod prison fort enclosure downstairs deep coop cooler confinement chamber cell calaboose cage brig bridewell black hole fortress