Phanaikelūth
From Tolkien Gateway
The oldest recorded name of the Moon was its Valarin name, Phanaikelūth. This was said to mean "bright mirror";[1] making it the only name to accurately describe the origin of moonlight.
References
- ↑ J.R.R. Tolkien, Christopher Tolkien (ed.), The War of the Jewels, "Quendi and Eldar", page 401