Alternate Names: Bu Dai, Kau Ndae, Khaau Daai, Thu Lao, Tu, Tuliao, Tuzu, Wen-Ma Southern Zhuang, Zhuangyu Nanbu fangyan Dejing tuyu, Zhuangyu Nanbu Fangyan Wen-Ma Tuyu
Dialects: Central Wenshan (Ping Tou Tu), Guangnan (Pian Tou Tu), Maguan-Malipo (Jian Tou Tu), Western Yanshan-Northern Wenshan (Da Tou Tu). Most similar language is Nong Zhuang ,, but not mutually intelligible of Nong Zhuang, Min Zhuang , or Yang Zhuang , (2010 E. Johnson). Lexical similarity: 63%–70% among Nong, Yang ,, Yongnan ,, Zuojiang ,, and Dai ,; 54% with Yongbei Zhuang , (2011 E. Johnson). A member of macrolanguage Zhuang ,.
Status Notes: Language of recognized nationality: Zhuang.
Genealogy:
Demographics: 100,000 in China (Wang Mingfu and Johnson 2008). Population total all countries: 100,200. Very few monolinguals, though it is L1 learned by children in most Dai Zhuang villages. Ethnic population: 120,000.
Language Use: Vigorous in most areas except Wenshan Municipality. Home, village, religious and traditional ceremonies. All ages in rural areas where L1 is dominant, but only the elders in other areas. Positive attitudes. Preserving traditional artforms through video, books, etc.. Almost all bilingual in local southwestern Mandarin [cmn]. Also use Nong Zhuang [zhn].
Language Development: No orthography for L1 by government. Speakers use like-sounding Chinese characters to record folk songs, linguists use International Phonetic Alphabet to record pronunciation, so literacy is not possible at present. Poetry. Videos.
Typology: SVO; voiced oral stop onsets, all final oral stops have been lost except for glottal stops in some locations; 5–6 tones, depending on dialect.
Writing System: Han (Hanzi), Han (Kanji), Han (Hanja), Latin
Nation of Origin: China
Other Comments: Buddhist, Daoist.