unpick

He is due to face questioning by the police later this week, as they attempt to unpick the details of this amazing case.

Connie, if we can unpick the lock and get the door open, where shall we go?

You won't unpick the sewing on the American cloth too, will you?

In this case, unpick the cuffs if possible, if not, cut them off close up.

She flung down the skirt that she was helping to unpick and let the scissors fall to the ground.

He makes a frantic endeavour to unpick the stitches, finally giving it up in despair.