 For instance, males of the current royal clan carry the name Siyame, while the females are called Nakamba and Simwanza for males while females Nakawala.Among the Mambwe, however, Nayame is the female equivalent of Siyame and Wanjilani is A Special Name Known to The Winamwanga Tribe all female surname's eg like namonje goes with male named sichone and other namwanga names end with nji.Winamwanga grow millet, groundnuts, beans, maize, among other crops.