Idalaka is a dialect chain spoken in East Timor. The dialects are spoken in the Ramelau mountains with the exception of endangered Lolein, which is spoken in Dili. Idalaka resembles the Kemak language in that there are archaic features such as personal prefixes in verbs. Idalaka is one of 15 recognized national languages of East Timor. The name is a portmanteau of Idaté and Lakalai.