BasaSubgroup of 4 languagesAncestorsNiger-Congo 1552Atlantic-Congo 1452Volta-Congo 1380Benue-Congo 985Kainji 58Western 29BasaBasa-Gumna bsl, a language of NigeriaBassa-Kontagora bsr, a language of NigeriaBasa-Gurmana buj, a language of NigeriaBasa bzw, a language of Nigeria