Where does “mellomnorsk” come from?

mellomnorsk (Norwegian Bokmål) comes from Norwegian Bokmål 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 — below the surface, below.

mellomnorsk (Norwegian Bokmål): Middle Norwegian

Definitions

  1. Middle Norwegian

Ancestry of “mellomnorsk”, step by step

mellomnorsk traces back through two separate lines of ancestry.

via Norwegian Bokmål norsk

StepLanguageWordMeaning
1Norwegian BokmålnorskNorwegian
2Middle NorwegiannornskrNorwegian
3Old Norsenorrǿnnnorthern
4Old Norsenorðrǿnnnorthern
5Proto-Germanicnurþrōnijaznorthern
6Proto-Germanicnurþraznorth, northern
7Proto-Indo-European*nérbelow the surface, below

via Norwegian Bokmål mellom

StepLanguageWordMeaning
1Norwegian Bokmålmellombetween
2Danishmellembetween; among
3Old Norseí millum—
Every word from Proto-Indo-European *nér →Every word from Proto-Germanic nurþraz →Every word from Proto-Germanic nurþrōnijaz →