Jiuzhen (Vietnamese: Cửu Chân, Chinese: 九真) was a Chinese commandery within Jiaozhou. It is located in present-day Thanh Hóa Province,

Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making ...

Michel Ferlus Michel Ferlus (born 1935) is a French linguist whose special study is in the historical phonology of languages of Southeast Asia. In addition to phonological systems, he also studies writing systems, in particular the evolution of Indic scripts in ...

(2012) and Frédéric Pain (2020) propose that 九真

Old Chinese Old Chinese, also called Archaic Chinese in older works, is the oldest attested stage of Chinese, and the ancestor of all modern varieties of Chinese. The earliest examples of Chinese are divinatory inscriptions on oracle bones from around 12 ...

*''kuˀ-cin'' transcribed *''k.cin'', a local autonym which is reflected in Puoc ''ksiːŋ muːl'' & Thavung ''ktiːŋ²'' meaning "human being, people", the latter from Proto-Vietic *''kciːŋ'', which consists of prefix *''k-'' and *''ciɲ'' (“leg, foot”); thus, "human beings" are "(those who are) on foot", "those who stand on their feet." Pain further suggests that " might therefore have been inhabited by some ancestors of the Southern Vietic Thavung - Aheu."

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* * Former commanderies of China in Vietnam Commanderies of the Han dynasty {{Vietnam-hist-stub