The Bedine retained the spoken language of their Netherese ancestors, Midani, but lost all knowledge of the written word. Centuries later, traders from the surrounding lands sought them out and introduced the alphabet of Thorass.
Chultans, who speak Chultan, adopted the Draconic alphabet before the founding of Mezro and spread it to the other Chultan tribes.
The Durpari speak a language of the same name—derived from a mixture of Draconic, Mulhorandi, and Rauric—and employ the Thorass alphabet brought back from the west.
Unlike their mainland cousins, the Tethyrian Ffolk speak Illuskan, but they still employ the Thorass script.
Speakers of an ancient dialect of Rashemi among themselves, the honor obsessed Gurs employ the Thorass alphabet and speak Chondathan with non-Gurs.
Traces of Netherese culture are strong in Halruaa, including the Draconic alphabet once employed by speakers of Netherese and Loross. The Halruaan tongue is simply a modern dialect of ancient Netherese.
The Imaskari spoke Roushoum, a precursor of such varied tongues as Durpari, the Rauric family (Chessentan, Mulhorani, and Untheric), Raumvira, and the various Tuigan dialects. The Imaskari alphabet has wholly fallen out of use and is only found inscribed on a few ancient artifacts and the walls of Imaskari ruins.
Speakers of Lantanese, the Lantanna employ the Draconic alphabet used by most cultures descended from Netheril. As the Lantanna are not believed to be in any way descended from ancient Netheril, some scholars suspect that early Halruaan or Nimbrali traders introduced this alphabet to the Lantanna.
The Nexalans are the only group to have journeyed east to Faerun, so all Faerun-dwelling Mazticans are speakers of Nexalan, the language of the nations of Pezelac, Huacli, Kultaka, and Nexal. The Nexalan tongue is written using the Draconic alphabet.
Although they once spoke Narfelli, a forgotten tongue strongly influenced by Abyssal, the Nars now speak the Damaran tongue common to lands near the Easting Reach as well as a smattering of Common. As most Nars can be considered barbarians, few can read or write, but those that do employ the Dethek runes adopted by speakers of Damaran.
Although all Netherese used the Draconic alphabet, the language of Low Netheril, and the commoners of High Netheril was Netherese, while the nobles of High Netheril spoke Loross.
Members of this ethnic group speak Raumvira, a tongue closely related to Rashemi, Dwarven, and a northern dialect of Imaskari. Raumvirans employ an alphabet of Dethek runes taught to them before the founding of Raumathar by the Siremun dwarves of the Firepeaks, a range of mountains to the east of the Lake of Mists.
Speakers of Shaaran employ an alphabet of Dethek runes, adopted from the gold dwarf traders of the Great Rift before the Rise of the Shoon Empire.
The Shou worship a pantheon of deities known as the Celestial Bureaucracy and employ the Draconic alphabet to represent the Shou language.
Sossrims speak Damaran and use the Dethek runes.
The Talfir are speakers of Talfiric, a long-lost human tongue based on the Draconic alphabet.
Tashalans speak Tashalan and employ the Dethek alphabet.
Each tribe has its own dialect, derived in varying degrees from the old empires of Shou, Raumvira, and Imaskari, each of which conquered or extended its influence over the Endless Wastes at its height.
Speakers of Turmic, the Turami adopted the Thorass alphabet from Calishite and Chondathan traders.
The Ulutiun are speakers of Uluik, a tongue that only in recent centuries acquired a written form based on the Thorass alphabet.
Vaasans speak Damaran and employ the Dethek alphabet, a legacy of long-standing trade ties with the nations of Impiltur and Damara.
Zakharans speak Midani.