Oromo language

…most widely spoken languages are Oromo (approximately 20 million speakers), Sidamo (some 3 million speakers), and Hadiyya (more than 1 million speakers) in southern Ethiopia; Somali, the official language of Somalia, with about 15 million speakers; and Saho-Afar, two closely related languages, spoken by more than 1 million people in…

…most prominent Cushitic languages are Oromo, Somali, and Afar. Oromo is native to the western, southwestern, southern, and eastern areas of the country. Somali is dominant among inhabitants of the Ogaden and Hawd, while Afar is most common in the Denakil Plain.