1,400,000 (2006 Mahidol University), decreasing. Very few monolingual.
East, mainly Surin, Buriram, Sisaket, and Ubon Ratchathani provinces; also in Chanthaburi Province southeast of Bangkok.
Buriram, Sisaket, Surin. Different from Central Khmer [khm]. Dialects mutually intelligible. Many local varieties.
SVO; prepositions; genitives, modifiers, relatives after noun heads; 1 prefix; CV, CVC, CCV; nontonal.
Thai script [Thai].