Someone (mang-) covers, fills someplace (-an) with soil (i-).
gabúr
Mangpōn ka so tana do abot.
Fill the hole with soil.
Pōnan mo ochoy nayan okkong.
Cover (the place of) the wild chicken eggs (with soil).
Someone or something (ma--an) is covered, filled with something.
Iyaw rarahan, ki napōnan danan sangasanga.
The road was covered with (fallen) branches.
pōnen
A mound of soil made by the okkong bird.