Nissen hut
POW camp
Quonset hut
bastille
black hole
booth
borstal
borstal institution
bridewell
brig
cell
concentration camp
condemned cell
crib
death cell
death house
death row
detention camp
federal prison
forced-labor camp
gaol
gatehouse
guardhouse
house of correction
house of detention
hut
hutch
industrial school
internment camp
jail
jailhouse
keep
kiosk
labor camp
lean-to
lockup
maximum-security prison
minimum-security prison
oubliette
outbuilding
outhouse
pavilion
pen
penal colony
penal institution
penal settlement
penitentiary
prison
prison camp
prisonhouse
cubicle
stall
66-year-old
asingle
audio-video
content
deckedge
diverential
diverentiation
dyadic
exponentiation
fifth-largest
holocam
hydrophone
non-crystallographic
prepress
psychopolitical
sectorial
self-adjoint
sharp-elbowed
unary