GreboSubgroup of 9 languagesAncestorsNiger-Congo 1552Atlantic-Congo 1452Volta-Congo 1380Kru 40Western 23GreboCollapse All Expand AllGlio-Oubi 1Glio-Oubi oub, a language of LiberiaIvorian 3Krumen, Plapo ktj, a language of Côte d’Ivoire.Krumen, Pye pye, a language of Côte d’Ivoire.Krumen, Tepo ted, a language of Côte d’Ivoire.Liberian 5Grebo, Northern gbo, a language of LiberiaGrebo, Gboloo gec, a language of LiberiaGrebo, Southern grj, a language of LiberiaGrebo, Central grv, a language of LiberiaGrebo, Barclayville gry, a language of Liberia