Name of “a fairy who dwelt on a lily in a pond” appearing only in the Qenya Lexicon and the Poetic and Mythological Words of Eldarissa from the 1910s (QL/29, PME/29). It seems to be feminized form of ailinon “water lily”.
Early Quenya
ailinon
noun. water lily
ailinóne
feminine name. Ailinóne
A word for “water lily” in the Qenya Lexicon and Poetic and Mythological Words of Eldarissa of the 1910s, an elaboration of ᴱQ. ailin “lake, pool” (QL/29; PME/29).