Asụsụ Sak
Sak (nke a makwara dị ka Cak, Chak, ma ọ bụ Tsak) bụ asụsụ Sino-Tibetan nke alaka Sal nke a na-asụ na Bangladesh na Myanmar.

Nkesa 
Cak na-asụ na Bangladesh site n'ihe dị ka mmadụ puku atọ na Rakhine State, Burma site n' ihe dị ka mmadụ 1,000 dị ka Ethnologue si kwuo. Na Bangladesh, a na-asụ Cak na Baishari, Naikhyongchari, na Dochari (Huziwara 2018). Na Rakhine Steeti, Burma, a na-asụ Sak na Maungdaw, Buthidaung, Rathedaung, na Mrauk U townships (Huziwara 2018). Asụsụ Baishari bụ nke kachasị agbaso omenala (Huziwara 2018).

Dị ka Ethnologue si kwuo, n'ime Bangladesh, a na-asụ Chak n'obodo nta iri na anọ dị na:

 Ngalaba Chittagong: Baishari, Bandarban, Bishar Chokpra
 Ebe ndịda Naikhongchari na Ugwu Blue nke Arakan

Ọmụmụ ụda

Mgbochiume 

 Ụda /tsh, kh, w/ na-esikarị na okwu ndị a gbazitere.
 /ts, tsh, dz/ na-anụkwa dị ka [tʃ, tʃh, dʒ] n'etiti olumba ndị ọzọ.
 [ɲ] na-ewere ọnọdụ dị ka mmezu nke usoro ụdaume /ŋj/.

Ụdaume 

 [ə] na-apụta naanị na obere mkpụrụedemede ma ọ bụ n'ihi mbelata ụdaume nke /a/.

Ebe ndị ọzọ aga agụ 

 
 
 Glottolog 2.7 - Sak. (n.d.). Retrieved February 12, 2016 
 
 Huziwara, Keisuke. 2002. “Chakku-go no onsei ni kansuru koosatu” [A phonetic analysis of Cak]. Kyoto University Linguistic Research [Kyooto Daigaku Gengogaku Kenkyuu] 21:217–73.
 Huziwara, Keisuke. 2008. Chakku-go no kizyutu gengogakuteki kenkyuu [A descriptive linguistic study of the Cak language]. Doctoral dissertation, Kyoto University. lix + 942 pp.
 
 Huziwara, Keisuke. 2010. “Cak prefixes.” In Dai Zhongming and James A. Matisoff, eds., Zang-Mian-yu yanjiu sishi nian [Forty Years of Sino-Tibetan Studies], pp. 130–45. Harbin: Heilongjiang University Press.
 
 Thurgood, G., & LaPolla, R. J. (2003). The Sino-Tibetan languages.
 Voegelin, C. F., & Voegelin, F. M. (1965). Languages of the world: Sino-Tibetan fascicle five. Anthropological Linguistics, 7(6), 1-58. Retrieved February 12, 2016

Edensibia

Njikọ mpụgara 

 Ihe nlele nke Sak / Chak a na-ekwu okwu site na Ọrụ Ozi ala ọzọ