adj. dark
adv. darkly
v. to darken

Nuz aan sul, fent alok, fod fin vul dovah nok, fen kos nahlot mahfaeraak ahrk ruz!
But a day, shall arise, when the dark dragon's lies, will be silenced forever and then!
(Book, Songs of Skyrim)

Bekkhild wahlaan qethsegol ahmulii vahrukt, Eyolf, wen veysun los sizaan ko vul Kest ko Okaaz do Luv.
Bekkhild raised this stone for her husband, Eyolf, whose ship was lost in a dark Tempest in the Sea of Tears.
(Word Wall for Kest, Whirlwind Sprint)

Wo meyz [sic] wah dii vul junaar?
[Who comes to my dark kingdom?]
(Morokei, 0008010B)

Without light, associated with doom, loss of hope.

Possibly shares root with vu ‘dawn’.

Featured in the dragon name Vuljotnaak ‘dark maw eat’.