Quenya 

pelin

adjective. fenced in, pent

histanë

fading

histanë pre-classical participle? "fading" (MC:213; this is "Qenya")

quelië

noun. *fading

A noun for “fading” indicated by the month name Narquelië “Sun-fading” in The Lord of the Rings appendices and its drafts (LotR/1110; PM/134). It was likely the gerund (verbal noun) of the verb quel- “to fade”.

Conceptual Development: The Declension of Nouns from the early 1930s had ᴹQ. qelesta “dying, fading” (PE21/8).

quellë

fading

quellë noun "fading", in the calendar of Imladris a precisely defined period of 54 days, but also used without any exact definition, for the latter part of autumn and the beginning of winter (Appendix D)