naruka is a Khuzdul word of unknown meaning, stated at one point to the possible origin of the river-name Narog. The word naruka was perhaps originally the Khuzdul name of the Petty-dwarves.
 See also
- ↑ J.R.R. Tolkien, "Words, Phrases and Passages in Various Tongues in The Lord of the Rings", in Parma Eldalamberon XVII (edited by Christopher Gilson), p. 47