Deep Speech, also known as Undercommon, is a trade language[1] spoken by the majority of intelligent races native to the Underdark. Speakers of Undercommon include the aboleth, choker, chuul, cloaker, delver, drider, drow, duergar, dwarf, githyanki, githzerai, grimlock, kobold, kuo-toa, orc, rakshasa, roper, svirfneblin and mind flayer races.[2]

Undercommon is written using the Espruar alphabet.[1]

Translations Edit



  1. 1.0 1.1 Ed Greenwood, Sean K. Reynolds, Skip Williams, Rob Heinsoo (June 2001). Forgotten Realms Campaign Setting 3rd edition, p. 85. Wizards of the CoastISBN 0-7869-1836-5.
  2. Skip Williams, Jonathan Tweet, Monte Cook (July 2003). Monster Manual 3.5. Wizards of the CoastISBN 0-7869-2893-X.
  3. Eric L. Boyd, Erik Mona (May 2002). Faiths and Pantheons, p. 184. Wizards of the CoastISBN 0-7869-2759-3.