A noun for “nightingale” in The Etymologies of the 1930s, adapted from Ilkorin myrilind “since mori did not = ‘night’ in N” (Ety/TIN). S. dúlin “nightingale” is better attested.
Noldorin
tinw
noun. spark, small star
tinw
noun. spark, small star
tint
noun. spark
tint
noun. spark
Tinnúviel
noun. nightingale
duilin
noun. nightingale
dúlin
noun. nightingale
dúlin(n)
noun. nightingale
dúlind
noun. nightingale
dúlinn
noun. nightingale
el
noun. star
geil
noun. star, bright spark
geil
noun. star
gildin
noun. silver spark
giliath
noun. all the host of stars
merilin
noun. nightingale
merilin(n)
noun. nightingale
mithren
adjective. small
mîw
adjective. small, tiny, frail
mœrilind
noun. nightingale
nightingale