A comprehensive reference grammar of Ingush, a language of the Nakh branch of the Nakh-Daghestanian or East Caucasian language family of the central Caucasus (southern Russia). This is a comprehensive reference grammar of Ingush, a language of the Nakh branch of the Nakh-Daghestanian or East Caucasian language family of the central Caucasus (southern Russia). Ingush is notable for its complex phonology, prosody including minimal tone system, complex morphology of both nouns and verbs, clause chaining, long-distance reflexivization, and extreme degree of syntactic ergativity.