The beginning, start of something.
Nyaya danaw rogi no gobat.
This is the beginning of war.
Someone or something (mag-, mang-) begins, starts something (-an, i-).
rugí
simulá
sitnan
Magrogi si ādi a magbāsa.
Younger sibling begins to go to school.
Do kamahep, nangrogiw no mayit a salawsaw.
In the night, a strong wind began.
Rogyan nyo naw maytarabāko do Tanap.
You begin now to work on Tanap.
Irogi mo naw asaden mwaya paray.
You begin now to pound the rice.
kapangirogi
The beginning of something.