netherward
/ˈnɛðərwərd/Definitions
1. adverb
directed or located towards the lower or underground regions of a place or realm, especially in fantasy fiction, referring to the Nether or Hell.
“The dark elves traveled netherward, seeking refuge in the underworld.”
2. noun
a direction or region towards the lower or underground regions of a place or realm.
“The map indicated the netherward passage as a hidden route to the underworld.”