- to untie or unfasten (a knot, tangle, etc.); unravel (something knitted); undo.
- to weaken, undo, or destroy.
- to smooth out (something wrinkled).
- to become undone.
- to make or become undone, untied, or unravelled
- to loosen, weaken, or destroy
- to smooth out (a wrinkled brow)