Where does “Norskehavet” come from?
Norskehavet (Norwegian Nynorsk) comes from Norwegian Nynorsk norsk, from Middle Norwegian nornskr, from Old Norse norrǿnn, from Old Norse norðrǿnn, from Proto-Germanic nurþrōnijaz, from Proto-Germanic nurþraz, from Proto-Indo-European *nér.
Ancestry of “Norskehavet”, step by step