Kw'adza Kwʼadza language Kw'adza people Asa language South Cushitic languages Manyara Region Hadza language List of extinct languages of Africa Sandawe language Culture of Tanzania Cushitic languages Glottalic theory List of languages by time of extinction Evolution of languages Iraqw people Burunge people ISO 639:w List of ethnic groups in Tanzania Afroasiatic languages