Entry record from Sneddon (1984a): Proto-Sangiric
Page number: 70
*bəbul
• to pluck out (hair, feathers).
Note: Sangir bəbuḷəʔ to pluck out; to fall out (of hair, feathers); classifier for hair, feathers, etc.; Bantik bubuluʔ to pluck out (hair, feathers) [PPh *bulbul pubescent hair; PMin *bulbul feather, body hair].