bombous / bombus [ˈbɒmbəs]
bombous – adj. – 1. obsolete - booming, humming; 2. convexly rounded – having the shape of a fragment of a bomb or sphere
bombus – n. usu. pl. – 1. a genus of bees comprising the typical bumble bees; 2. a humming or buzzing noise in the intestines, ears, etc.; 3. in music, an artificial motion with the hands imitating in cadence and harmony the buzzing of bees