The people inhabiting Eluneia speak many languages, a testament to the diverse origins of the races and nations. Some languages are simply languages from the core rules under a different name, whereas others are specific to this setting.
| Language | 5th Edition Equivalent | Typically spoken by | Script | Notes |
|---|---|---|---|---|
| Adari | - | Adar | Adari | |
| Chadori | - | Chadori | Imperial | |
| Turian | Common | Companions, Erihain, Eriothi, Mordhain, Stoneborn, Tinkers, Turians | Turian | |
| Delver | - | Delvers | Lakhta | |
| Dvergish | Undercommon | Dvergi | Runic | |
| Eriothi | Elvish | Erihain, Eriothi | Eriothi | |
| Griash | Orcish | Warbloods | Runic | |
| High Imperial | - | Naderi | Imperial | |
| Kalai | Gnomish | Kalai | Runic | |
| Lakhta | - | Delvers, Lakhta | Lakhta | |
| M’to | - | M’to | Runic | |
| Ruaini | Halfling | Companions | Turian | |
| Tharukan | Dwarvish | Stoneborn, Tinkers | Tharukan | |
| The Gray Speech | - | Fian Ea, Sethai | Sethai | There are 50 dialects of this language |
| Wavesong | Aquan | Belehain, Wavetouched | - |
The following languages from the core rules also exist, though they have no setting-specific names or rules
| Language | Typically spoken by | Script |
|---|---|---|
| Abyssal | Demons | Infernal |
| Celestial | Celestials | Celestial |
| Druidic | Druids | - |
| Draconic | Dragons | Draconic |
| Deep Speech | Mind flayers, beholders | - |
| Goblin | Goblinoids | - |
| Giant | Giants, ogres | - |
| Infernal | Devils | Infernal |
| Primordial | Elementals | Runic |
| Sylvan | Fey | Sethai |