Sotho-Tswana (S.32)Subgroup of 3 languagesAncestorsNiger-Congo 1552Atlantic-Congo 1452Volta-Congo 1380Benue-Congo 985Bantoid 699Southern 678Narrow Bantu 546Central 353S 25Sotho-Tswana (S.32)Birwa brl, a language of BotswanaSotho, Northern nso, a language of South AfricaTswapong two, a language of Botswana