Eredun Eredun ( a . k . a . Demonic ) is the language of the demons of the Burning Legion . Knowing that other sentient beings would inevitably join the Legion , the eredar declared that their primary language called Eredun would be the Legion ' s common language . The written form is called Eredic and is composed of cryptic symbols as illustrated in their spells . Eredun , the speech of the Burning Legion , is all but eradicated on Azeroth . It lives in the minds of cultists and those few brave enough to study it . It has a life of its own — its words writhe in the minds of those that know it , eating away sanity and morality . The demonic language of Eredun seemingly wants to be understood , while linguists tear their hair out trying to parse the inhumanoid grammar and the circular references of Titan . A Guardian of Tirisfal can understand and speak Eredun . He is not subject to the insanity such knowledge can cause to non - evil characters . It is unlikely that the original dialect of Eredun spoken on Argus , or the language known as Draenei , causes corruption in other races . In the " World of Warcraft " , the Burning Legion ' s Eredun language is known as " Demonic " . With the release of the Legion expansion the new Demon Hunter class can speak Eredun , making it the only class that can . Besides Demon Hunters nothing can speak the language so anything spoken in it is indecipherable . However , the warlock spell Curse of Tongues causes the target to temporarily speak in Demonic ( Eredun ) . The demonic form obtained by warlocks also converse in , and understand demonic . Eredun primer . This is a list of Eredun phrases and words , for which the translations have been officially confirmed by Blizzard ; Demonic / Eredun ( speculation ) . So we can summarise that ; It is also probable that " sha " means " light " . " No " , me , often said . Words in " Demonic " ( Eredun ) . This is the list of words created by the in - game language parser for the Demonic language , and is listed as language number eight ( word range 547 - 672 ) in the Language text file . It shares words from Titan , Draconic and Draenei language parsers , although with slight differences in the word lists in each . Draenei cannot understand " Demonic " ( Eredun ) . Note : The language algorithm used by the in - game " translator " merely makes the words look like " Demonic " ( Eredun ) . It does not actually translate words . Therefore , translated in - game speech isn ' t true " Demonic " ( Eredun ) . It is not certain if these words are true words in the Eredun language or not . " Amanare " represents two separate words in the Demonic language parser , as words # 627 and # 628 . As such both versions of the word are used to filter two separate sets of words , based on hidden criteria . Archimonde ' s spell . The following is the text of the spell Archimonde uses to destroy Dalaran ( see ogg links above ) . Warning : Text below is by no means accurate , and is merely spelt phonetically , from what it sounds like to most ; Archimonde ' s accent and syntax make it sound somewhat different to individual listeners . Draenei definitions . Language / dialect , which may not have the same meaning in demonic Eredun . Demon Hunters . In Legion , Demon Hunter s can use ( ' Demonic ' ) to communicate cross - faction .