Where does “polarsken” come from?

polarsken (Swedish) comes from Swedish sken, from Swedish skena, from Old Swedish skena.

polarsken (Swedish): (an instance of) aurora

Definitions

  1. (an instance of) aurora

Ancestry of “polarsken”, step by step

polarsken traces back through two separate lines of ancestry.

via Swedish sken

StepLanguageWordMeaning
1Swedishskenan appearance; guise; a light; bolting
2Swedishskenaa rail
3Old Swedishskena—

via Swedish polar

StepLanguageWordMeaning
1Swedishpolarpolar
Every word from Old Swedish skena →Every word from Swedish skena →Every word from Swedish sken →