Náströnd

In Norse mythology, Nástrǫnd ("Corpse Shore") is a place in Hel where Níðhöggr lives and chews on corpses. It is the afterlife for those guilty of murder, and severe oath-breaking.

Orthography
In the standardized Old Norse orthography, the name was spelled Nástrǫnd, which in 11th century Old West Norse was pronounced. In Modern Icelandic the letter 'ǫ' is replaced by ö, and Náströnd is pronounced.

Poetic Edda
The Völuspá says:

Prose Edda
Snorri Sturluson quotes this part of Völuspá in the Gylfaginning section of his Prose Edda. He uses the plural of the word: Nástrandir (Corpse Shores).