Yorùbá is a Kwa language, which belongs to the Yoruboid The text contains ample exercises that can be performed in class or prepared at home, and has a solid introduction to Yoruba phonetics and grammatical structures, as well as an extensive appendix of phonetics exercises focusing on tonality (a particular difficulty for North American students of Yoruba) with audio recordings % free Yoruba lessons online brought to you by the Live Lingua. Created by the Foreign Service Institute. In Nigeria,