unbind
verb
[ ʌnˈbʌɪnd ]
• release from bonds or restraints.
• "the guards unbound the prisoners"
Similar:
untie,
unchain,
unfetter,
unshackle,
unmanacle,
unyoke,
unfasten,
untether,
unknot,
unlace,
undo,
loosen,
unloose,
disentangle,
release,
emancipate,
free,
set free/loose,
liberate,
discharge,