Sak language

Sak
Sak
Cak
Native to	Bangladesh, Myanmar
Region	Chittagong Hill Tracts; Northwestern Rakhine State;
Ethnicity	Chak
Native speakers	4,000 (2007)
Language family	Sino-Tibetan Tibeto-Burman Sal Jingpho–Luish Luish Sak; ; ; ; ;
Writing system	Cak script
Language codes
ISO 639-3	ckh
Glottolog	sakk1239

Sak (also known as Cak, Chak, or Tsak) is a Sino-Tibetan language of the Sal branch spoken in Bangladesh and Myanmar by the Chak people.