Quenya 

unquale

noun. death agony

death agony

Quenya [PE 18:42, 65 PE 18:92] Group: Mellonath Daeron. Published by

unqualë

agony, death

unqualë ("q")noun "agony, death" (KWAL, VT45:36). See anqualë. In the pre-classical Tengwar system presupposed in the Etymologies, unqualë was the name of letter #8 (VT45:18), which tengwa Tolkien would later call ungwë instead changing its Quenya value from nqu to ngw.

unqualë

noun. death agony, death agony, torment, [ᴹQ.] agony, death

Quenya [PE18/092; PE19/078] Group: Eldamo. Published by

anqualë

agony, death

anqualë noun "agony, death" (form Tolkien seems to have intended as a replacement for unqualë of similar meaning, VT45:24, 36)

umaqualë

agony, death

[?umaqualë] ("q"), possibly a synonym of anqualë/unqualë, hence noun "agony, death" (VT45:24)

qualmë

agony, death

qualmë ("q")noun "agony, death" (KWAL, LT1:264)