• to come loose, to come unbound, to come undone, to come unstitched, to get loose, to loosen, to unravel, to untwist
• to break up, to come undone, to decompose, to disintegrate, to loosen, to part, to run, ran, run, to split up, to unravel
• to come undone, to decompose
• to split, to split, split