From Tolkien Gateway
rov- is a Sindarin prefix meaning wing.
- roval = "wing"
- Landroval = "Broad wing"
- raw = "wing"
- ↑ J.R.R. Tolkien, "Words, Phrases and Passages in Various Tongues in The Lord of the Rings: Eldarin Roots and Stems", in Parma Eldalamberon XVII (edited by Christopher Gilson), p.63