Mwaghavul (also known as Mupun and Sura) is an Afro-Asiatic language spoken in Plateau State, dominantly in Mangu L.G.A., Middle Belt Region of Nigeria. Dialects include Mupun and Takas. Mwaghavul has one of the most elaborate systems of logophoricity known in any language (see logophoricity). Phonology Mwaghavul has 6 vowels: /a, e, i, ɨ, o, u/. References Further reading Roger Blench, Mwaghavul - English dictionary, unpublished. Zygmunt Frajzyngier. 1993. A Grammar of Mupun. Berlin: Dietrich Reimer Verlag. External links Roger Blench: Mwaghavul opening page - Mwaghavul webpage at rogerblench.info Languages of Nigeria West Chadic languages