Proto-CChadic: *(m)ba/ir-
Meaning: 'fly' 1, ' jump' 2 , 'hop' 3
Margi: cf. vǝl 1, 2 [HfM:25] v-< *ʔVb- is regular
Mulwi: bı̀rı̀ 1 [TMlw] voler (oiseau)'
Daba: mbir 1, 2 [Lnhr] voler, s'envoler, sauter
Musgoy: KOLA mbìr 2 [CLR: 211]
Gude: bǝ̀rǝ̀-ḍá 2 [Hs] hopping on one foot
Musgu: bára 1, 2 [Mo]
Notes: probably, *bir- 'to fly' > m-bVr- to jump
