A prefix for “snake” in The Etymologies of the 1930s derived from the root ᴹ√ANGWA of the same meaning, most notably an element in N. amlug “dragon” (Ety/ANGWA).
Noldorin
lhimlug
noun. fish-dragon, sea-serpent
lhimlug
noun. fish-dragon, sea-serpent
lhûg
noun. snake, serpent
lhûg
noun. dragon
am-
prefix. snake
amlug
noun. dragon
amlug
noun. dragon
A noun appearing as N. lhimlug “fish-dragon, sea-serpent” in The Etymologies of the 1930s, a combination of N. lhim “fish” and N. lhûg “dragon” (Ety/LOK).
Neo-Sindarin: Since the unvoicing of initial liquids did not occur in Sindarin, many people adapt this word as ᴺS. limlug for purposes of Neo-Sindarin, as suggested in HSD (HSD).