Tetum (also Tetun)'s an Austronesian language, a national language and one of the two official languages of East Timor. Some of its dialects have been greatly influenced by Portuguese, the other official language of the country, especially in their vocabulary, but also in aspects of their grammar. History and dialects Tetum has four dialects: Tetun-Dili, or Tetun-Prasa (literally "city Tetum"),'s spoken in the capital, Dili, and its surroundings, in the north of the country. Tetun-Terik's spok… (More on Tetum)