afraid
alone
authority
barrier
bars
cage
caught
cell
confine
convict
crime
criminal
danger
dangerous
escape
free
horrible
illegal
imprisonment
incarceration
inmates
iron
isolated
isolation
jail
judgment
judicial
justice
law
legal
lonely
lonesome
old
penitentiary
prison
prisoner
protect
protection
punish
punishment
restraint
rust
safety
security
sentence
steel
suffering
trapped
verdict
violence