Knífs-egg

Meaning of Old Norse word "knífs-egg"

As defined by the Cleasby & Vigfusson Old Norse to English dictionary:

knífs-egg

f. a knife’s edge.

Possible runic inscription in Younger Futhark:ᚴᚾᛁᚠᛋ-ᛁᚴᚴ
Younger Futhark runes were used from 8th to 12th centuries in Scandinavia and their overseas settlements