Chimila (Shimizya) is a Chibchan language of Colombia, spoken by the Chimilas. At one time the Malibu languages were grouped with Chimila, before Chimila was considered a Chibchan language.The "Cesar" name of the Cesar River and Cesar Department is an adaptation from the Chimila indigenous word Chet-tzar or Zazare ("calm water") into Spanish, in reference to the Cesar River.Guatapurí derives from the Chimila for "cold water", and provides the name of the Guatapurí River.