At first, when first, originally, in the beginning.
Tagna' ga'i kata'uhanku lānin.
In the beginning I did not know the way.
At first I did not know how to cook on a kerosene stove.
When he first went to school he was still small.
N-, mag-
To begin to do s.t.; start to do s.t.
Nagna' ta'u ne anaknen lumengngan.
Her child is beginning to know how to walk.
It was only four o’clock when they began to cook.
Tinagna'an ne bulaknen tinaneman.
The planting of his field has started.
They started to build the house the previous Monday.