1 Duke - the head of a duchy; in the UK, dukes are the most senior nobles. 2  Marquess. 3  Earl. Outside of the English-speaking world, the title is referred to as Count. 4  Viscount. 5  Baron - the most junior of noble titles.
Ethnic Khmer living in Thailand, in Vietnam, and in Laos speak dialects of Khmer that are more or less intelligible to Khmer speakers from Cambodia. Minority languages include Vietnamese, Cham, several dialects of Chinese, and the languages of the various hill tribes.
An Ancient Language. Khmer is possibly one of the oldest Southeast Asian languages-Khmer Mon, the oldest form of Khmer, could have been spoken as far back as 1000 BC and there are stone inscriptions in Khmer dating back to 600 AD. It has roots in Sanskrit and Pali, the language of Buddha.