Earlier name of the Mountains of Shadow in Morder in Lord of the Rings drafts from the 1940s (WR/122, 180), a combination of hebel (“?fence”) and dú(w)ath “night-shade”.
Noldorin
ephel
noun. outer fence
ephel
noun. outer fence, encircling fence
ephel nimrais
place name. Ephel Nimrais
hebel dúath
place name. Mountains of Shadow
dae
noun. shadow
daew
noun. shadow
eryd-lómin
place name. Mountains of Shadow
thora-
verb. to fence
Earlier name for S. Ered Nimrais (WR/137), using ephel “outer fence” instead of ered “mountains”. It also appearing as (rejected singular) Ephel Nimras and possibly Hebel Nimrais (the last element is hard to read).