ñguruk (or (ñ)guruk) is a Primitive Quendian word of unknown exact meaning. It was an elaborate word signifying an element of great terror to the Elves.
- ↑ 1.0 1.1
J.R.R. Tolkien, Christopher Tolkien (ed.), The War of the Jewels, "Part Four. Quendi and Eldar: Appendix C. Elvish names for the Orcs", pp. 389-390, 415 (Author's note 27)