Kamar, Karmakar, Karmokar, Kumbhakar, Kumhar, Umar
3,000 (2000 SIL).
Assam, Barpeta, Goalpara, and Dhubri districts; Tripura; West Bengal; Bihar; a few in Madhya Pradesh.
A dialect of Bengali [ben] which differs a lot from the standard (Singh, Bardoloi, and Athaparia 2003). Hindu.