A river in Gondor (LotR/875) translated “Chillflood” (VT42/13), a combination of ring “cold” and l(h)ô “flood” (SA/ring, VT42/13-4, VT48/27-8).
Conceptual Development: In Lord of the Rings drafts from the 1940s, this name first appeared as N. Ringlo with a short o (WR/287).
ring (“cold”) + lô (“shallow lake, fenland”)