Untangle (verb)

To straighten out or resolve something that is knotted or tangled.

Origin:

From un- (reverse of) + tangle (to make a knot or to become tangled).

Examples:

1. She spent hours trying to untangle the necklace.
2. He untangled the fishing line.
3. It took a long time to untangle the mess of wires.
4. The company had to untangle the legal issues before they could proceed.
5. She had to untangle the knotted shoelaces before she could start walking.