Where does “vekselvarm” come from?

vekselvarm (Norwegian Nynorsk) comes from Norwegian Nynorsk veksel, from German Wechsel, from Middle High German wëhsel, from Old High German wehsal, from Proto-Germanic wihslaz, from Proto-Indo-European weyk-, from Proto-Indo-European wey- — to wither; fade; to move, go ahead; to be strong;...

vekselvarm (Norwegian Nynorsk): cold-blooded, ectothermic

Definitions

  1. cold-blooded, ectothermic

Ancestry of “vekselvarm”, step by step

vekselvarm traces back through two separate lines of ancestry.

via Norwegian Nynorsk veksel

StepLanguageWordMeaning
1Norwegian Nynorskveksela bill of exchange
2GermanWechselchange; bill of exchange
3Middle High Germanwëhsel
4Old High Germanwehsal
5Proto-Germanicwihslazchange
6Proto-Indo-Europeanweyk-to separate, to choose; to contain, to envelop;...
7Proto-Indo-Europeanwey-to wither; fade; to move, go ahead; to be strong;...

via Norwegian Nynorsk varm

StepLanguageWordMeaning
1Norwegian Nynorskvarmhot, warm; imperative of varme
2Old Norsevarmrwarm
3Proto-Germanicwarmazwarm
4Proto-Indo-Europeangʷʰer-warm, hot
5Proto-Indo-Europeangʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr
Every word from Proto-Indo-European wey-Every word from Proto-Indo-European weyk-Every word from Proto-Germanic wihslaz