Quenya 

néya

néya

néya, see nëa #1

néya

adverb. once, at one time

A word for “once” = “at one time (in the past)”, an adjectival form of né “ago” (VT49/31). It has two variants néya and nea. Compare also [ᴱQ.] ellume “once” = “one time”: á care sa ellume “do it once [one time only]” vs. carnes sa néya “he/she did it once [in the past]”. Very likely néya more strongly implies “pastness” than “oneness” and does not literally mean “only one time”, which could instead be expressed: carnes sa ellume.