To eat away piece by piece, to undermine, wash away, take off, especially said of water. Ginkábkab sang subâ ang ámon dútà. The river washed away our land. May katalágman nga kabkabón sang subâ iníng umá kon magabút ang bahâ. There is danger of this field being undermined and carried off by the river, when the flood comes. (see áb-ab).