For a part of the body, as the left hand, a person (patient ma-) to be weak, as a natural characteristic.
Na'āwad nan wadhong an mangdon hi hanggap.
The left hand is weak to hold a bolo.
Na'āwad heden babāin munggābut at un ītang di ginabūtana.
That woman is weak in weeding and so she has weeded only a little.