For someone (agent -um-) to remove a portion of meat (theme i-, -on) from a larger piece (loc ref -an) with a suitable instrument, as a knife, uwah, (inst paN-).
apīhon; apīhan
Innal'u din inapīhan Bumallātung an dotag ad ugga.
I got the meat from which Bumallātung removed (a portion) yesterday.
-on: apīhon; -an: apīhan