Where does “skýstrókur” come from?

skýstrókur (Icelandic) comes from Icelandic ský, from Old Norse ský, from Proto-Germanic skiwją, from Proto-Indo-European (s)kewH- — to cover, bedeck; cover.

skýstrókur (Icelandic): tornado, whirlwind

Definitions

  1. tornado, whirlwind

Ancestry of “skýstrókur”, step by step

skýstrókur traces back through two separate lines of ancestry.

via Icelandic ský

StepLanguageWordMeaning
1Icelandicskýcloud
2Old Norseskýcloud
3Proto-Germanicskiwjącloud; sky
4Proto-Indo-European(s)kewH-to cover, bedeck; cover

via Icelandic strókur

StepLanguageWordMeaning
1Icelandicstrókurcolumn, pillar
Every word from Proto-Indo-European (s)kewH- →Every word from Proto-Germanic skiwją →Every word from Old Norse ský →