An artificial hill near Nargothrond from which the Elves could observe the surrounding country. It was translated “Hill of Spies” (S/217, WJ/149), a combination of amon “hill” and ethir “spy”.
Sindarin
Amon Ethir
noun. hill spy
amon ethir
place name. Hill of Spies
Elements
Word Gloss amon “hill, mountain with steep sides; lump, clump, mass, hill, (isolated) mountain; lump, clump, mass; [G.] steep slope” ethir “spy”
amon (“hill, steep-sided mount”), [His.] ed (“out”) + tirn (“watcher”)