Synonyms for Prison:
n.boot camp, concentration camp, death camp, correctional facility, camp, detention center. correctional, internment, hoosegow, big house, life imprisonment, life, life sentence, hard labor, pokey, free, house of correction, extraordinary rendition, stir, Calaboose, slammer, clink, can. •artifact (noun)
confinement, enclosure, barrier, trap, envelopment.
•penal institution (noun)
penal colony, big house.
dungeon, cell, bridle, jailhouse, pillory, irons, brig, prison house, manacle, straight jacket, pen, penitentiary, pinion, reformatory, Alcatraz, fence, tether, shackle, San Quentin, lockup, reform school, confine, jail, handcuff, stockade, pound, penal colony, coop, harness, jug, vise, bastille, keep, cage, gaol, stronghold, oubliette, cooler, collar.
•punishment device (noun)
whipping post, torture chamber, cowhide, rack, bull whip, birch rod, captivity, whip, rod, strap, block, guillotine, stocks, noose, cane, electric chair, solitary confinement, thumbscrew, rawhide, gibbet, gas chamber, thong, ax, rope, scaffold, switch, truncheon, maiden, stake, iron, gallows, lash.
•residence for incarcerating criminals (noun)
confinement, keep, bastille, clink, reformatory, guardhouse, penitentiary, pen, jail, cooler, lockup, can, stockade, slammer, dungeon.
house of correction, hoosegow, hard labor, life sentence, extraordinary rendition, big house, correctional, Calaboose, life imprisonment, slammer, pokey. clink. life. •jail
•Other relevant words:
correctional, hoosegow, guardhouse, stir, prison house, slammer, pokey, clink, Calaboose, big house, concentration camp, house of correction, can, Panopticon.