Ibatan - topak

Something (mag-) drops down heavily onto someone or something (-an).

tupák

Magtopak abang do tāw, ta makelsang.

The canoe drops down heavily onto the sea, because (the sea) is choppy.

Someone (mangi-) forcefully drops, throws down something (i-).

Something heavy can drop, is dropped on someone or something (ma--an).

Machinmo kaba daw, ta matopakan kas kālod.

Don't be under [Lit. 'in line with'] (the coconut palm tree), because a young coconut can drop (on you).