úan BAN
uanui BAN
Udun TUB
ui WAY
ui- YÛ
uial KAL, YÛ
Uiar WAY
uil UY
Uilos OY, GOLÓS
[Uiloss EY]
Uinend > Uinen UY
Uinen < Uinend UY
uir OY [EY]
uireb OY [EY]
ûl ÑOL
Uldor ÚLGU (under ÚLUG)
Ulfang ÚLGU (under ÚLUG),
SPÁNAG
Ulfast ÚLGU (under ÚLUG), PHAS
Ulu ULU
ulun < ulund ÚLUG
ulund > ulun ÚLUG
Ulwarth ÚLGU (under ÚLUG), WAR
um UGU/UMU
ûn ONO
Ungoliant UÑG
ûr UR This stem was struck out in Etym, but a word that must be
derived from it occurs in LotR, so it seems that Tolkien restored it. The new
stem UR formulated by Tolkien to replace it in the Etymologies
may still be accepted, though this introduces some homophones.