Official nameRépublique du Cameroun (Republic of Cameroon)CapitalYaoundéPopulation estimate (2015)23·34 millionInternet domain extension.cmCurrencyThe unit of currency is the franc CFA (XAF).TerritoryCameroon is bounded in the west by the Gulf of Guinea, north-west by Nigeria, east by Chad and the Central African Republic, and south by the Republic of the Congo, Gabon and Equatorial Guinea.LanguagesThe official languages are French and English.Source: The Statesman's Yearbook 2018. Palgrave Macmillan, London Synonyms and related words