Brithon
From Tolkien Gateway
Brithon was a river of Beleriand that had its wells in the hills lying north-west in West Beleriand south of the Ered Wethrin. It ran south through the Falas to the bay of Brithombar where it met the sea Belegaer.
Etymology
Brithon is Ilkorin for "pebbly".[1]
References
- ↑ J.R.R. Tolkien, Christopher Tolkien (ed.), The Lost Road and Other Writings, Part Three: "The Etymologies", p. 353, entry "BIRÍT"