verb
unbind
Synonyms: alleviate, become unfastened, break up, deliver, detach, discharge, disconnect, disengage, disenthrall, disjoin, ease, ease off, emancipate, extricate, free, lax, let go, let out, liberate, loose, loosen, manumit, mitigate, relax, release, separate, slacken, unbar, unbolt, unbuckle, unbutton, unchain, unclasp, undo, unfasten, unfix, unhitch, unhook, unlace, unlash, unlatch, unleash, unlock, unloose, unpin, unscrew, unsnap, unstick, unstrap, untie, untighten, work free, work loose
Antonyms: tighten
verb
set free; unbind
Synonyms: alleviate, become unfastened, break up, deliver, detach, discharge, disconnect, disengage, disenthrall, disjoin, ease, ease off, emancipate, extricate, free, let go, let out, liberate, manumit, mitigate, relax, release, separate, slacken, unbar, unbolt, unbuckle, unbutton, unchain, unclasp, undo, unfasten, unfix, unhitch, unhook, unlace, unlash, unlatch, unleash, unlock, unloose, unpin, unscrew, unsnap, unstick, unstrap, untie, untighten, work free, work loose
Antonyms: bind, limit, restrict, tighten