The adjective form of lith “ash”, variously glossed as “ashy” (RGEO/66), “ashen” (RC/765), “of ash” or more exactly “ashen, ash-coloured, ashy, dusty” (VT42/10), most notably used in the name Ered Lithui “Ashen Mountains”.
Conceptual Development: The name N. Ered Lithui was already translated “Ash Mts [Mountains]” when it first appeared on early maps for The Lord of the Rings (TI/305).
adj. >> -ui