incarcerate

/ɪnˈkɑːrsəreɪt/
verb
  1. To put someone in prison or confine them as if in prison.
    • The judge decided to incarcerate the criminal for ten years.
    • The novel describes a society that chooses to incarcerate people for minor offenses.
    • During the war, the government would incarcerate anyone suspected of spying.
Antonyms