Dong, or Donga, is a poorly documented language in Nigeria. Though clearly NigerâÂÂCongo, it is difficult to classify; British linguist Roger Blench proposes that it is one of the Dakoid languages, the closest to Gaa.
References
Bibliography
Blench, Roger (n.d.) 'The DÃÂÃÂ (Dong) language and its affinities'. Ms. circulated at the 27th Colloquium on African Languages and Linguistics, Leiden, 1994.