(v. t.) To unfold; to undo; to ravel, as what has been woven.

answer bottom clarify clear up crack debug decipher decode disembroil disentangle disintricate disinvolve divine do dope dope out explain fathom figure out find out find the answer find the solution get get right guess guess right have it hit it interpret make out open the lock plumb psych psych out puzzle out ravel ravel out resolve riddle solve sort out unbraid unclutter uncoil undo unknot unlock unmix unravel unriddle unscramble unsnarl untangle unthread untwine untwist unwind work work out