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 language realized as or as a retroflex approximant. Assamese and Sylheti are unusual among Eastern Indo-Aryan languages for the presence of the (which, phonetically, varies between velar () and a uvular () pronunciations, depending on the speaker and speech register), historically the MIA sibilant has lenited to and (non-initially). The derivation of the velar fricative from the coronal sibilant is evident in the name of the language in Assamese; some Assamese prefer to write or instead of or to reflect the sound change. The voiceless velar fricative is absent in the West Goalpariya dialects though it is found in lesser extent