Examples from the Web for nyx
Nyx again, on her side was also doubly united, having been married at some indefinite period to Erebus.
Every mill has its peculiar nykus or nyx, who must be fed and propitiated.Odd Bits of History|Henry W. Wolff
Nyx, the sister of Erebus, represented Night, and was worshipped by the ancients with the greatest solemnity.
He had almost stepped upon her ere he saw her, lying beneath his cartoons of the sons of Nyx.Folle-Farine|Ouida