Where does “Geirþrúðr” come from?

Geirþrúðr (Old Norse) comes from Old Norse geirr, from Proto-Germanic gaizaz, from Proto-Indo-European ǵʰoysós, from Proto-Indo-European ǵʰey- — winter.

Ancestry of “Geirþrúðr”, step by step

Geirþrúðr traces back through two separate lines of ancestry.

via Old Norse geirr

StepLanguageWordMeaning
1Old Norsegeirrspear
2Proto-Germanicgaizazspear, pike, javelin
3Proto-Indo-Europeanǵʰoysósthrowing spear
4Proto-Indo-Europeanǵʰey-winter

via Old Norse Þrúðr

StepLanguageWordMeaning
1Old NorseÞrúðr
2Proto-Germanicþrūþizstrength
3Proto-Germanic-þizForms abstract nouns from verb roots, usually...
4Proto-Indo-European-tisDerives abstract/action nouns from verb roots

Words derived from “Geirþrúðr

Every word from Proto-Indo-European ǵʰey-Every word from Proto-Indo-European ǵʰoysósEvery word from Proto-Germanic gaizaz