sotho

As a proper noun sotho

is a group of closely related bantu lects spoken in south africa, lesotho, botswana, and zambia.

As a noun tswana is

tswana (language and person).

As proper nouns the difference between sotho and pedi

is that sotho is a group of closely related Bantu lects spoken in South Africa, Lesotho, Botswana, and Zambia while Pedi is the Northern Sotho language as spoken by these people.

As a noun Pedi is

a group of people inhabiting the Limpopo Province of South Africa and speaking various dialects of Northern Sotho.

As a proper noun sotho

is a group of closely related bantu lects spoken in south africa, lesotho, botswana, and zambia.

As a noun ngaka is

a traditional sotho witch doctor.