Word Study
unpen
CIDE DICTIONARY
unpen, v. t. [1st pref. un- + pen.].
To release from a pen or from confinement. Blackstone. [1913 Webster]
THESAURUS
unpen
loose, loosen, unbar, unbind, unbolt, unbridle, unbuckle, uncage, unchain, unfetter, ungag, unhandcuff, unhobble, unlash, unlatch, unleash, unlock, unloose, unloosen, unmanacle, unmuzzle, unpinion, unshackle, unstrap, untether, untie, untruss, unyoke
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