Written dant- in the Etymologies
Noldorin
dath
noun. hole, pit; steep fall, abyss
dath
noun. hole, pit, steep fall, abyss
dant-
verb. to fall
daudh
noun. pit
gas
noun. hole, gap
ters
noun. (fine pierced) hole
tess
noun. (fine pierced) hole
torech
noun. hole, excavation, lair
A word in The Etymologies of the 1930s glossed “hole, pit” derived from primitive ᴹ✶dattā under the root ᴹ√DAT “fall down” (Ety/DAT). In the later ink version of this entry, dath was glossed “steep fall, abyss” (EtyAC/DAT).