For someone (agent) to carefully work on something (loc ref i-), as on building a house, stone wall, arranging a house so it will be nice to live in or look at, on weaving cloth.
Maphod han baluy an nalo'anmid a''u ti nigamah at agguy ami nah'aw.
The house we slept in last night was nice because it was carefully worked on and so we were not cold.