Where does “earthstorm” come from?

earthstorm (English) comes from English storm, from Middle English storm, from Old English storm, from Proto-West Germanic *sturm, from Proto-Germanic sturmaz, from Proto-Indo-European (s)twer- — to rotate, swirl, twirl, move around; to turn...

earthstorm (English): An extremely powerful earthquake; a storm...

Definitions

  1. An extremely powerful earthquake; a storm...

Ancestry of “earthstorm”, step by step

earthstorm traces back through two separate lines of ancestry.

via English storm

StepLanguageWordMeaning
1EnglishstormAny disturbed state of the atmosphere, especially...
2Middle EnglishstormA storm; an instance of intense wind and...
3Old Englishstormstorm
4Proto-West Germanic*sturmstorm
5Proto-Germanicsturmazstorm
6Proto-Indo-European(s)twer-to rotate, swirl, twirl, move around; to turn...

via English Earth

StepLanguageWordMeaning
1EnglishEarthThe third planet of the Solar System; the world upon which humans live
2Middle EnglishertheEarth; the world; The Earth's people or...
3Old Englisheorþeground; the planet Earth; dirt
4Proto-West Germanicerþuearth, world; earth, soil
5Proto-Germanicerþōearth
6Proto-Indo-Europeanh₁er-earth
Every word from Proto-Indo-European (s)twer-Every word from Proto-Germanic sturmazEvery word from Proto-West Germanic *sturm