Lock up or confine, in or as in a jail:
— The suspects were imprisoned without trial.

synonyms: gaol, immure, incarcerate, jail, jug, lag, put away, put behind bars, remand.

Roget 229: circumscribe, limit, bound, confine, inclose; surround etc. 227; compass about; imprison etc. (restrain) 751; hedge in, wall in, rail in; fence round, fence in, hedge round; picket; corral.    enfold, bury, encase, incase^†, pack up, enshrine, inclasp^†; wrap up etc. (invest) 225; embay^†, embosom^†.    containment (inclusion) 76.    ... show more

Roget 751: restrain, check; put under restraint, lay under restraint; enthral, enthrall, inthral^†, inthrall^†, bethral^†, bethrall^†; restrict; debar etc. (hinder) 706; constrain; coerce etc. (compel) 744; curb, control; hold back, hold from, hold in, hold in check, hold within bounds, keep back, keep from, keep in, keep in check, keep within bounds; hold in leash, hold in leading strings; withhold.    keep under; repress, suppress; smother; pull in, rein in; hold, hold fast; keep a tight hand on; prohibit etc. 761; inhibit, cohibit^†.    enchain; fasten etc. (join) 43; fetter, shackle; entrammel^†; bridle, muzzle, hopple^†, gag, pinion, manacle, handcuff, tie one's hands, hobble, bind hand and foot; swathe, swaddle; pin down, tether; picket; tie down, tie up; secure; forge fetters; disable, hamstring (incapacitate) 158.    confine; shut up, shut in; clap up, lock up, box up, mew up, bottle up, cork up, seal up, button up; hem in, bolt in, wall in, rail in; impound, pen, coop; inclose etc. (circumscribe) 229; cage; incage^†, encage^†; close the door upon, cloister; imprison, immure; incarcerate, entomb; clap under hatches, lay under hatches; put in irons, put in a strait-waistcoat; throw into prison, cast into prison; put into bilboes.    arrest; take up, take charge of, take into custody; take prisoner, take captive, make prisoner, make captive; captivate; lead captive, lead into captivity; send to prison, commit to prison; commit; give in charge, give in custody; subjugate etc. 749.    ... show more

Dutch: gevangenzetten, inmetselen, opsluiten

Confine as if in a prison.