Dialects Bengali language

regional variation in spoken bengali constitutes dialect continuum. linguist suniti kumar chattopadhyay grouped these dialects 4 large clusters—rarh, banga, kamarupa , varendra; many alternative grouping schemes have been proposed. south-western dialects (rarh or nadia dialect) form basis of modern standard colloquial bengali. in dialects prevalent in of eastern , south-eastern bangladesh (barisal, chittagong, dhaka , sylhet divisions of bangladesh), many of stops , affricates heard in west bengal pronounced fricatives. western alveolo-palatal affricates চ [tɕɔ], ছ [tɕʰɔ], জ [dʑɔ] correspond eastern চ [tsɔ], ছ [tsʰɔ~sɔ], জ [dzɔ~zɔ]. influence of tibeto-burman languages on phonology of eastern bengali seen through lack of nasalized vowels , alveolar articulation of categorised cerebral consonants (as opposed postalveolar articulation of west bengal). variants of bengali, particularly chittagonian , chakma, have contrastive tone; differences in pitch of speaker s voice can distinguish words. rangpuri, kharia thar , mal paharia closely related western bengali dialects, typically classified separate languages. similarly, hajong considered separate language, although shares similarities northern bengali dialects. during standardization of bengali in 19th century , 20th century, cultural center of bengal in city of kolkata, founded british. accepted standard form today in both west bengal , bangladesh based on west-central dialect of nadia district, located next border of bangladesh. there cases speakers of standard bengali in west bengal use different word speaker of standard bengali in bangladesh, though both words of native bengali descent. example, word salt নুন nun in west corresponds লবণ lôbôn in east.