In what country is Khmer the primary language?
Khmer language both of which differ sufficiently enough from Central Khmer to be considered separate dialects of Khmer. Outside of Cambodia, three distinct dialects are spoken by ethnic Khmers native to areas that were historically part of the Khmer Empire. The Northern Khmer dialect is spoken by over a million Khmers in the southern regions of Northeast Thailand and is treated by some linguists as a separate language. Khmer Krom, or Southern Khmer, is the first language of the Khmer of Vietnam while the Khmer living in the remote Cardamom mountains speak a very conservative dialect that still displays features of the
Khmer language which, the Old Khmer period, is subdivided into pre-Angkorian and Angkorian. Pre-Angkorian Khmer, the Old Khmer language from 600 CE through 800, is only known from words and phrases in Sanskrit texts of the era. Old Khmer (or Angkorian Khmer) is the language as it was spoken in the Khmer Empire from the 9th century until the weakening of the empire sometime in the 13th century. Old Khmer is attested by many primary sources and has been studied in depth by a few scholars, most notably Saveros Pou, Phillip Jenner and Heinz-Jürgen Pinnow. Following the end of the Khmer Empire