(v. t.) To loose from fetters or from restraint; to unchain; to unshackle; to liberate; as, to unfetter the mind.

cast off detach disengage doff free liberate loose loosen release remove take off unbar unbind unbolt unbridle unbuckle unbutton uncage unchain unclasp undo unfasten ungag unglue unhandcuff unhobble unlace unlash unlatch unleash unlock unloose unloosen unmanacle unmuzzle unpen unpinion unshackle unstick unstrap untether untie untruss unyoke weigh anchor