ล่ม

Etymology
Possibly related to.

Verb

 * 1)  to go down, to come down, to fall down, to overturn, to turn upside down; to cause to do so.
 * 2)  to be ruined or damaged by a natural disaster or natural cause.
 * 3)  to fail, to be unsuccessful; to cause to fail or be unsuccessful.
 * 4)  to fall, to collapse; to cause to fall or collapse.
 * 5)  to be down; to be out of order.