yāuh
For someone or something (patient ma-) to be slightly bent, as of a person whose head and shoulders are stooped; a tree, āyiw, or arrow-grass cane, bilāu, bent by the wind; a bolo bent on the flat side.
For someone (agent; s agent muɴ-) to permanently bend something (patient -on), with the use of a suitable instrument (inst i-, puɴ-), as to curve the flat side of a board by chopping it.
For something (actor -um- & inst) to permanently bend something (patient -on), as for the wind to cause a tree to be permanently bent, sickness a person's back or limb.
Nan pūo' ya mabi'ah ti yumāuh hinan āyiw.
As for a typhoon, it is strong because it bends trees.