orvedui
aur, or- “day” Etym/349, Silm/458, PE/17:120, PE/17:148 + medui “last” LotR/I:12, PE/17:16
as a closed compound formed from the phrase *aur vedui “last day”, cf. dantilais “autumm” PM/135
Gábor Lőrinczi (a.k.a. Cerebrum), from http://parf-en-ereglass.hu/