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