bizz-, buzz- 'nipple, tip of the breast; breast, nipple' [Dozy 1 80]. Cf. bazaⁿ 'an infirmity consisting in the chest being prominent and presenting a hump, while the back is sunken in, or else in the belly being too prominent and the chest sunken in, or else in the lower back and buttocks being too prominent' [BK 1 123]