Find Synonyms
prison Synonyms
Another word for prison
Choosing another word for prison depends on context, so the 28 synonyms and similar words below are separated across 3 exact definitions and ranked by match strength.
• noun (Context 1)
A secure building or correctional facility where people are legally held as a punishment for a crime they have committed or while awaiting trial.
Usage Example
"The historic jail on the island has been converted into a public museum."
Strongest
jail
penitentiary
jailhouse
correctional facility
Strong
lockup
reformatory
detention center
stockade
brig
slammer
• noun (Context 2)
The state or condition of being forcibly confined or incarcerated, or any place or situation from which it is difficult or impossible to escape.
Usage Example
"He felt that his monotonous routine had become a captivity of his own making."
Strongest
captivity
confinement
imprisonment
incarceration
Strong
bondage
cage
trap
detention
durance
custody
• verb (Context 3)
To confine, detain, or keep in or as if in a prison (chiefly literary or poetic).
Usage Example
"The ancient legend tells of a spirit prisoned within the hollow trunk of an oak tree."
Strongest
imprison
confine
incarcerate
Strong
cage
entomb
detain
immure
jail
lock up
pen
Opposites of prison
The opposite of prison shifts depending on context. Common opposites include:
freedom
free
liberty
release
liberate
set free
emancipation
liberation
Cite this Entry
Wordmom. (2026). Synonyms for Prison. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/prison