How to sign: cancel, annul, or reverse an action or its effect
"I wish I could undo my actions";
Categories: change by reversal, reverse, turn
Within this category: unbelt, unbraid, unbuckle, unbutton, unclip, unfasten, unfold, unhitch, unpick, unpin, unplug, unravel, unstaple, unstrap, untie, unwind, unwire