Official namePreah Reach Ana Pak Kampuchea (Kingdom of Cambodia)CapitalPhnom PenhPopulation estimate (2015)15·58 millionInternet domain extension.khCurrencyThe unit of currency is the riel (KHR), which consists of 100 sen.TerritoryCambodia is bounded in the north by Laos and Thailand, west by Thailand, east by Vietnam and south by the Gulf of Thailand.LanguageKhmer is the official language.Source: The Statesman's Yearbook 2018. Palgrave Macmillan, London Synonyms and related words