Nominalizing prefix. The one who (does s.t.), the thing which..., that which...
Sine malumengngan sumuhin?
Who is the one going tomorrow?
I am the one going to Manila.
The thing which was destroyed was a house not a copra shed.
A bell was what was sounding.
Si Dende mamangan manukin.
Dende is the one eating the chicken.
Aku mangala'it badju'nen.
I am the one who sews his shirt.
She is the one who sends for the fish.