avern : evening
The Illunse word for evening is avern. Avern is a last name. Avern is an unusual masculine first name.
This word is a mixture of the Old English word for evening which is æfen (which I transliterate to aefen) and the Latin word for evening vesper.
avernas : evenings
The Illunse word for evenings (nominative plural) is avernas. Avernas-le-Bauduin is a city in Belgium. D'Avernas is a rare last name.
Evenings in Latin is vesperi. Evenings in Old English is æfenas.
Sorry I was away for so long. Christmastime was busy around here.