Qenya
isil
noun. Moon, (lit.) Sheen
en kárielto eldain isil, hildin úr-anar; toi írimar
for Elves they made the Moon, but for Men the red Sun; which are beautiful
nú
proper name. Moon
Beware, older languages below! The languages below were invented during Tolkien's earlier period and should be used with caution. Remember to never, ever mix words from different languages!
A name for the moon in linguistic notes from 1930s (PE21/38, 41), perhaps a derivative of the root ᴹ√NDŪ “go down”, though this root usually applied to the Sun. Its dual form Nunt referred to both the sun and moon (PE21/38).