A knot of a rope, etc., (mag-) comes untied.
lapsút
Maglapsot iyaw hobid no bago.
The (knot of the) rope of the pig comes untied.
Someone (om-) unties the knot of a rope, etc., (-en).
Lapsoten mo itan dohod.
Untie the knot of the rope of the hammock.