Dæg-wóma

According to the Old English Dictionary:

an;

dæg-wóma

m. [wóma a noise] The rush of day, the dawn; diei apparitio, aurora :-- Dægwóma becwom, morgen mǽretorht the dawn came, the beautiful morning, Cd. 160; Th. 199, 26; Exod. 344. Dægwóman bitweon and ðære deorcan niht between dawn and the dark night, Exon. 50 b; Th. 175, 7; Gú. 1191. dæg-woma