#Chad__Chadic__Chadic_language  a family of Afroasiatic tonal languages (mostly two tones) spoken in the regions west and south of Lake Chad in north central Africa
  supertype:  #Afroasiatic_language__Afroasiatic__Afrasian__Afrasian_language__Hamito-Semitic  a large family of related languages spoken both in Asia and Africa
  subtype:  #West_Chadic  a group of Chadic languages spoken in northern Nigeria; Hausa in the most important member
     subtype:  #Hausa__Haussa  the chief member of the Chadic family of Afroasiatic languages; widely used as a trading language
     subtype:  #Bole__Bolanci  a Chadic language spoken in northern Nigeria and closely related to Hausa
     subtype:  #Angas  a Chadic language spoken in northern Nigeria and closely related to Hausa
     subtype:  #Ron__Bokkos__Daffo  a Chadic language spoken in northern Nigeria
     subtype:  #Bade  a Chadic language spoken in northern Nigeria
     subtype:  #Warji  a Chadic language spoken in northern Nigeria
     subtype:  #Zaar__Sayanci  a Chadic language spoken in northern Nigeria
  subtype:  #Biu-Mandara  a group of Chadic languages spoken in the border area between Cameroon and Nigeria south of Lake Chad
     subtype:  #Tera__Pidlimdi__Yamaltu  a three-tone Chadic language
     subtype:  #Bura__Pabir  a Chadic language spoken south of Lake Chad
     subtype:  #Higi__Kapsiki  a Chadic language spoken south of Lake Chad
     subtype:  #Mandara__Wandala  a Chadic language spoken in the Mandara mountains in Cameroon; has only two vowels
     subtype:  #Matakam__Mafa  a Chadic language spoken south of Lake Chad
     subtype:  #Sukur  a Chadic language spoke south of Lake Chad
     subtype:  #Daba__Kola__Musgoi  a Chadic language spoken south of Lake Chad
     subtype:  #Bata  a Chadic language spoken south of Lake Chad
     subtype:  #Kotoko  a Chadic language spoken south of Lake Chad
     subtype:  #Musgu__Munjuk__Mulwi  a Chadic language spoken south of Lake Chad
     subtype:  #Gidar  a Chadic language spoken south of Lake Chad
  subtype:  #East_Chadic  a group of Chadic languages spoken in Chad
     subtype:  #Somrai__Sibine  a Chadic language spoken in Chad
     subtype:  #Nancere  a Chadic language spoken in Chad
     subtype:  #Kera  a Chadic language spoken in Chad
     subtype:  #Dangla__Dangaleat  a Chadic language spoken in Chad; uses seven vowels plus differences in vowel length
     subtype:  #Mokulu  a Chadic language spoken in Chad
     subtype:  #Sokoro  a Chadic language spoken in Chad
  subtype:  #Masa  an independent group of closely related Chadic languages spoken in the area between the Biu-Mandara and East Chadic languages

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