The form lhegin in the published Etymologies might be a misreading for lhegrin, see VT/45:25. As noted by Bertrand Bellet, the two forms are listed side by side, and they may simply be doublets, but it is also possible that we have here a singular followed by its plural.
Sindarin
raug
demon
raug
noun. a powerful, hostile and terrible creature, a demon
raug
noun. demon, powerful hostile and terrible creature
Cognates
- Q. rauco “demon, powerful hostile and terrible creature” ✧ PE17/048; PE17/048; SA/rauko; WJ/415
Derivations
Element in
- S. Balrog “Demon of Might” ✧ PE17/048; PE17/048; SA/rauko; WJ/415
Phonetic Developments
Development Stages Sources √RUK > raug [rauko] > [rauk] > [raug] ✧ PE17/048 ✶grauk- > raug [grauko] > [grauk] > [graug] ✧ WJ/415 Variations
- graug ✧ WJ/415
graug
noun. a powerful, hostile and terrible creature, a demon
graug
noun. demon, powerful hostile and terrible creature
lagor
adjective. swift, rapid
balrog
demon
n. (mighty) demon. A word made in ancient S. for the spirits (of 'māyan' origin) corrupted to his service by Melkor in the days outside Arda, before the coming of the Elves and the assault uopon Utumno. Q. pl1. Valaraucar. In a draft, Tolkien presented the Balrogs as of "Valar or Maian origin" (PE17:48). >> raug
celeg
adjective. swift, agile, hasty
lim
adjective. swift
adj. swift. Noro lim, noro lim Asfaloth. 'Run swift, run swift Asfaloth'. Q. limbe,#linta.
lint
swift
(no distinct pl. form)
raug
demon
raug (-rog in compounds, as in Balrog), pl. roeg (idh roeg), coll. pl. #rogath (isolated from Balrogath, MR:79). Also used = ”powerful, hostile, and terrible creature”.
raug
demon
(-rog in compounds, as in Balrog), pl. roeg (idh roeg), coll. pl. #rogath (isolated from Balrogath, MR:79). Also used = ”powerful, hostile, and terrible creature”.
graug
powerful, hostile and terrible creature
(i ’raug), pl. groeg (in groeg), coll. pl. grogath (WJ:415)
ûn
creature
ûn (pl. uin).
ûn
creature
(pl. uin).
lagor
swift
analogical pl. legyr
balrog
fire-demon
(i valrog), pl. balroeg (i malroeg). Coll. pl. balrogath is attested. Archaic form ✱balraug. (MR:79, WJ:415). The etymological meaning is rather ”power-demon”.
celeg
swift
1) celeg (agile), lenited geleg, pl. celig, 2) lagor, analogical pl. legyr, 3) legrin (rapid), no distinct pl. form, 4) lint (no distinct pl. form)
celeg
swift
(agile), lenited geleg, pl. celig
legrin
swift
(rapid), no distinct pl. form
n. demon. Q. rauca. >> Balrog