Bantu and Semi-Bantu. They are sometimes classified on two levels, Wide Grassfields, which includes all the languages, and Narrow Grassfields, which excludes Menchum, Ambele and sometimes the Southwest Grassfields languages. These may form a group of their own, which Nurse (2003) calls Peripheral Grassfields but rejects.

Blench (2010) notes there is little evidence for the traditional assumption