This article or section includes speculation, observations or opinions possibly supported by lore or by Blizzard officials. It should not be taken as representing official lore.
The names of the great gates of Icecrown—Aldur'thar (the Desolation Gate), Angrathar (the Wrath Gate), Corp'rethar (the Horror Gate), and Mord'rethar (the Death Gate)—are possibly taken from the language of death, since they do not seem to match any other known language.