Wank Chadic so that it becomes the most widespread language in West Africa. Below is a map showing the OTL distribution of Chadic today(2018). Perhaps Chadic could cover the area within the green line? Try to wank Chadic as much as possible.The Chadic languages form a branch of the Afroasiatic language family. They are spoken in parts of the Sahel. They include 150 languages spoken across northern Nigeria, southern Niger, southern Chad, Central African Republic and northern Cameroon. The most widely spoken Chadic language is Hausa, a lingua franca of much of inland Eastern West Africa.
Map of the distribution of Chadic