imprison

(verb) lock up or confine, in or as in a jail. Synonyms: incarcerate, lag, immure, put behind bars, jail, jug, gaol, put away, remand. Examples: "The suspects were imprisoned without trial." "The murderer was incarcerated for the rest of his life."

(verb) confine as if in a prison. Example: "His daughters are virtually imprisoned in their own house; he does not let them go out without a chaperone."