The Highland East Cushitic, or Sidamic, languages are a branch of Cushitic languages. They are spoken in Ethiopia. The most spoken language in the branch is Sidamo. It has around 3 million speakers.
- Burji (divergent)
- Sidamic proper
- Hudson, Grover. 1981. The Highland East Cushitic family vine. Sprache und Geschichte in Afrika 3.97-124.
- Hudson, Grover. 1988. The Highland Cushitic hypothesis. Proceedings of the Eighth International Conference of Ethiopian Studies (Addis Ababa, 1984), Taddese Beyene, ed., 693-696. Birmingham, England: Elm Press.
- Hudson, Grover. 1989. Highland East Cushitic Dictionary (Kuschitische Sprachstudien 7). Hamburg: Buske.
- Hudson, Grover. 2005. Highland East Cushitic languages, Encyclopedia of Language and Linguistics, 2nd ed., Keith Brown, ed., 294-298. Elsevier: Oxford.
- Hudson, Grover. 2007a. Highland East Cushitic morphology, Morphologies of Asian and African Languages, vol. 1, Alan S. Kaye, ed., 529-545. Winona Lake, IN: Eisenbrauns.
- Sasse, Hans-Jürgen. 1979. The consonant phonemes of Proto-East-Cushitic (PEC): A first approximation. Malibu: Undena Publications.
- Wedekind, Klaus. 1980. Sidamo, Gedeo (Derasa), Burji: Phonological differences and likenesses. Journal of Ethiopian Studies 14: 131-76.
- Wedekind, Klaus. 1990. Generating narratives: interrelations of knowledge, text variants, and Cushitic focus strategies. Trends in Linguistics. Studies and Monographs, 52. Berlin: Mouton de Gruyter.