Where does “trøndersk” come from?

trøndersk (Norwegian Nynorsk) comes from Norwegian Nynorsk trønder, from Old Norse þrǿndir, from Old Norse þróask, from Proto-Germanic *þrōwōną — to thrive, prosper.

Ancestry of “trøndersk”, step by step

trøndersk traces back through two separate lines of ancestry.

via Norwegian Nynorsk trønder

StepLanguageWordMeaning
1Norwegian Nynorsktrøndera person from the Trøndelag region of Norway
2Old Norseþrǿndir—
3Old Norseþróask—
4Proto-Germanic*þrōwōnąto thrive, prosper

via Old Norse þrǿnzkr

StepLanguageWordMeaning
1Old Norseþrǿnzkr—
2Old NorseÞróndra person from the region Trøndelag in Norway
Every word from Proto-Germanic *þrōwōną →Every word from Old Norse þróask →Every word from Old Norse þrǿndir →