Because of their peaceful approach, they easily assimilate to other tribes and eventually move over to dominant tribes. In Zimbabwe not only do they speak dominant languages such as Shona and Ndebele but a great population have taken on either Shona or Ndebele surnames. There are families in places such as Binga, Zimbabwe where half the siblings could carry Tonga surnames and another Ndebele surnames.
Due to their harmonious approach, they readily integrate into other tribes and eventually join more powerful tribes. In Zimbabwe, not only do they speak prominent languages such as Shona and Ndebele but a significant portion of the population has adopted either Shona or Ndebele surnames. There are families in places like Binga, Zimbabwe where half the siblings could bear Tonga surnames and another Ndebele surname.