i Register
In some senses, prison is marked as figuratively, colloquial. Watch for register when choosing this word.
noun
A place or institution where people are held against their will, in the US especially for long-term confinement, as of those convicted of serious crimes or otherwise considered undesirable by the government.
The cold stone walls of the prison had stood for over a century.
Confinement in prison.
Prison was a harrowing experience for him.
Any restrictive environment, such as a harsh academy or home.
The academy was a prison for many of its students because of its strict teachers.
verb
To imprison.