No language indication in the Etymologies, but Noldorin from context and phonological evidence
Noldorin
noer
adjective. sad, lamentable
noer
adjective. sad, lamentable
anor
noun. Sun
anaur
noun. Sun
cûl
noun. flame
dem
adjective. sad, gloomy
lhach
noun. (leaping) flame
naur
noun. flame
naur
noun. fire
naur
noun. flame
rhuin
noun. fire
ûr
noun. fire, heat
ûr
noun. fire
A word for “flame” in The Etymologies of the 1930s under the root ᴹ√KUL “golden-red”, but this word was deleted (EtyAC/KUL).