Quenya 

nu

preposition. under, beneath
Quenya [LotR/0377; LotR/1123; MC/222; PE17/064; PE17/066; PE22/168; RGEO/58] Group: Eldamo. Published by

nu

under

nu prep. "under" _(LR:56, Markirya, Nam, RGEO:66, MC:214; the _Etymologies alone gives no [q.v.] instead). In Mar-nu-Falmar, nuhuinenna, q.v. Prefix - in nútil, q.v.

no

under

no prep. "under" (NŪ; all other sources give nu instead. In early "Qenya", no meant "upon"; MC:214)

no

preposition. under
Quenya Group: Eldamo. Published by

preposition. beneath, not touching, under
Quenya [PE17/095] Group: Eldamo. Published by

beneath, not touching, under

(3) prep. "beneath, not touching, under" (PE17:95)

undu

preposition/adverb. down, under, *[ᴹQ.] beneath
Quenya [PE17/072; PE17/073; RGEO/59] Group: Eldamo. Published by

undu

down, under, beneath

undu adv. (and prep.?) "down, under, beneath" (UNU, VT46:20); prefixundu- "down", in undulávë "down-licked" = covered. (Nam)

undu

down
Quenya [PE 22:163] Group: Mellonath Daeron. Published by