untie

To undo or loosen (a knot or something knotted).

To free from something that binds or restrains.

To straighten out (difficulties, for example); resolve.

To become untied.

To undo, as a knot.

To undo the fastenings, bands, cords, or wrappings of; loosen and remove the tyings from: as, to unlie a bundle; hence, to let or set loose; dissolve the bonds of; liberate.

To loosen from coils or convolutions.

To resolve; unfold; clear.

To come untied; become loose.

To loosen, as something interlaced or knotted; to disengage the parts of.