Where does “tröghet” come from?

tröghet (Swedish) comes from Swedish het, from Old Swedish hēter, from Old Norse heitr, from Proto-Germanic haitaz, from Proto-Indo-European *keHy- — to heat.

tröghet (Swedish): inertia; a slowness, a slowdown

Definitions

  1. inertia; a slowness, a slowdown

Ancestry of “tröghet”, step by step

tröghet traces back through two separate lines of ancestry.

via Swedish het

StepLanguageWordMeaning
1Swedishhethot; having a very high temperature; hot;...
2Old Swedishhēterhot
3Old Norseheitrhot
4Proto-Germanichaitazhot
5Proto-Indo-European*keHy-to heat

via Swedish trög

StepLanguageWordMeaning
1Swedishtröginert, slow; slow, slow-blow; stupid, thinking...
Every word from Proto-Indo-European *keHy-Every word from Proto-Germanic haitazEvery word from Old Norse heitr