ᴹQ. Ilmen-assa loc. “Chasm of Ilmen”
In Silmarillion drafts from the 1930s, the gap beside the world through which the Sun and Moon traveled when they were not visible in the sky (SM/237, 240), also appearing in The Etymologies as compound of Ilmen and assa “hole” (Ety/GAS).
References ✧ Ety/GAS; LRI/Ilmen; SM/240; SMI
|Ilmen||“Place of Light”|
|assa¹||“hole, perforation, opening, mouth”||✧ Ety/GAS|