Edelene

In its most common usage Edelene is an adjective meaning "of or relating to the continent of Edelenn."

It also refers to the common language, usually of trade and diplomacy, spoken across the continent of Edelenn. Though the language is consistent, there are nevertheless variations of accent, sayings, words, and word meanings from region to region in Edelenn.

Origins
As a language, Edelene seems to have its roots in the Age of Harmony shortly after Vardalon's creation. Early accounts from the Age of Harmony refer to "a common tongue for an uncommon people" that "draws it sense and sound from the shaping music" that formed the world.

In Game Terms
Edelene is comparable to the Common language mentioned in the Player's Handbook.