Proto-CChadic: *-bun-
Meaning: 'millstone' 1, 'stone (? of grinding)' 2
Dghwede=Zǝɣwana: vr̀á1 [CLR: 173]
Mandara=Wandala: úvrạ 1 [CLR]
Gidar: búúnạ nạ ạrạ 2 [CLR}
Zime-Batna: vǝ̀nà2 [Sa]
Notes: *-b- > v-, regular -r- < -n- in contact position.Msg fúni 'Mountain' [LMsg] hardly belongs to the same root.
