nosta noun "birth, birthday" (LT1:272; maybe not a valid word in Tolkiens later Quenya because the meaning of the corresponding verb was changed from "give birth" to "beget")
Quenya
nónië
noun. birth
Elements
Word Gloss nóna “born”
nosta
birth, birthday
A neologism for “birth” coined by Helge Fauskanger for his NQNT (NQNT), an abstract noun form of Q. nóna “born”. I prefer to adapt the Early Qenya word nosta.