The name is also spelled Karaso, Karassu, Karso, Karsu and Karasso. The form Karasu is a Turkification of his name, meaning literally 'dark water'.
The name can also be found as Karaso, Karassu, Karso, Karsu, or Karasso. The form Karasu represents his name in a Turkified manner, signifying 'dark water' literally.