Assamese language in East Goalpariya and Kamrupi, otherwise used extensively further east. The change of to and then to ; all these have been attributed to Tibeto-Burman influence by Dr. Chatterjee. Assamese, Odia and Bengali, in contrast to other Indo-Aryan languages, use the velar nasal (the English "ng" in "sing") extensively. In many languages, while the velar nasal is commonly restricted to preceding velar sounds, in Assamese it can occur intervocalically. This is another feature it shares with other languages of Northeast India, though in Assamese the velar nasal never occurs word-initially. Eastern Indic languages like Assamese, Bengali, Sylheti, and Odia do
Assamese literature century period, scarce examples of the language exist. The "Charyapada"s, the Buddhist ballads of 8th-10th century some of whose composers were from Kamarupa and the language of which bear strong affitinities with Assamese (beside Bengali, Maithili and Oriya), are considered the first examples of Assamese literature. The spirit of the "Charyapadas" are found in later-day "Deh-Bicaror Geet" and other aphorisms; and some of the ragas found their way to the 15th-16th century "Borgeets". In the 12th-14th century period the works of Ramai Pundit ("Sunya Puran"), Boru Chandidas ("Krishna Kirtan"), Sukur Mamud ("Gopichandrar Gan"), Durllava Mullik ("Gobindachandrar Git") and Bhavani Das