bastille, big house(slang), bridewell, brig, calaboose, can, clink(slang), cooler, coop, guardroom, hock, hold, jail, jailhouse, joint(slang), jug, lockup, nick(British slang), pen, penitentiary, pokey(slang), prison, quod(British slang), slam, slammer, stir(slang), stockade, tolbooth(Scottish)

bull pen, cage, cell, hole, tankblock, wardglasshouse(British), guardhouse, hulk(s)concentration camp, gulag, labor camp, prison camp, stalag, work campdungeon, keep, oubliettereformatory, reform school, training school