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|Native to||Bangladesh, India, Nepal|
|15 million (2007)|
Official language in
|India (West Bengal)|
Rajbangshi, Rangpuri, or Kamatapuri, is a Bengali-Assamese language spoken by the Rajbongshi people in India and Bangladesh, and Rajbanshi and Tajpuria in Nepal. Many are bilingual in either Bengali or Assamese.
Rangpuri goes by numerous names. In Bangladesh, these include Rangpuri, Kamtapuri, Rajbongshi, and Polia. In India, there is Kamtapuri, Rajbongshi, Rajbanshi, Goalparia, Surjapuri, Koch Rajbanshi. In Nepal it is known as Rajbanshi or Tajpuriya. In Assam it is known as Koch-Rajbongshi and Goalpariya (which is also known as Deshi bhasha). In Bihar it is known as Surjapuri or Rajbanshi.
The main dialects are Western Rajbanshi, Central Rajbanshi, and Eastern Rajbanshi.
The Central dialect has the majority of speakers and is quite uniform. There are publications in this language. The Western dialect has more diversity. Lexical similarity is 77 to 89% between the three dialects. Rajbonshi shares 48 to 55% of its vocabulary with Assamese and Bengali and 43 to 49% with Maithili and Nepali.
|I do||Muĩ korong||Moe korü̃/korönɡ||Ami kori||Mui/Ami xori|
|I am doing||Muĩ koria asong||Moe kori asü̃/asöng||Ami korchi||Mui/Ami xoriar/xorram|
|I did||Muĩ korisong||Moe korisü̃/korisöng||Ami korechi||Mui/Ami xor(i)si|
|I did (perfective)||Muĩ korilung||Moe korilü̃/korilöng||Ami kôrlam||Mui/Ami xorlam|
|I did (distant)||Muĩ korisilung||Moe korisilü̃/korisilong||Ami korechilam||Mui/Ami xorsilam|
|I was doing||Muĩ koria asilung||Moe kori asilü̃/asilöng||Ami korchilam||Mui/Ami xorat aslam|
|I will do||Muĩ korim||Moe korim||Ami korbo||Mui/Ami xormu|
|I will be doing||Muĩ koria thakim||Moe kori thakim||Ami korte thakbo||Mui/Ami xorat táxmu|
- Hammarström (2015) Ethnologue 16/17/18th editions: a comprehensive review: online appendices
- Kamtapuri/Rangpuri at Ethnologue (21st ed., 2018)
Rajbanshi at Ethnologue (21st ed., 2018)
Kayort at Ethnologue (21st ed., 2018)
- Toulmin 2006
- PTI (28 February 2018). "Kamtapuri, Rajbanshi ,Rangpuri make it to list of official languages in Bengal". Outlook India. Archived from the original on 16 April 2019. Retrieved 8 May 2019.
- Hammarström, Harald; Forkel, Robert; Haspelmath, Martin, eds. (2017). "Rangpuri". Glottolog 3.0. Jena, Germany: Max Planck Institute for the Science of Human History.
- Hammarström, Harald; Forkel, Robert; Haspelmath, Martin, eds. (2017). "Rajbanshi". Glottolog 3.0. Jena, Germany: Max Planck Institute for the Science of Human History.
- Toulmin, Mathew W. S. (2006). Reconstructing linguistic history in a dialect continuum: The Kamta, Rajbanshi, and Northern Deshi Bangla subgroup of Indo-Aryan (Ph.D. thesis). The Australian National University. hdl:1885/45743.CS1 maint: ref=harv (link)
- Wilde, Christopher P. (2008). A Sketch of the Phonology and Grammar of Rajbanshi (Ph.D. thesis). University of Helsinki. hdl:10138/19290.CS1 maint: ref=harv (link)
|Rajbanshi test of Wikipedia at Wikimedia Incubator|
|Kamtapuri test of Wikipedia at Wikimedia Incubator|