Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb imprison
2 senses of imprison
Sense 1
imprison, incarcerate, lag, immure, put behind bars, jail, jug, gaol, put away, remand -- (lock up or confine, in or as in a jail; "The suspects were imprisoned without trial"; "the murderer was incarcerated for the rest of his life")
=> confine, detain -- (deprive of freedom; take into confinement)
Sense 2
imprison -- (confine as if in a prison; "His daughters are virtually imprisoned in their own house; he does not let them go out without a chaperone")
=> confine, detain -- (deprive of freedom; take into confinement)