Where does “Siebzigeck” come from?

Siebzigeck (German) comes from German ecke, from Middle High German ecke, from Old High German ecka, from Proto-West Germanic aggju, from Proto-Germanic agjō, from Proto-Indo-European h₂eḱ- — sharp.

Siebzigeck (German): heptacontagon

Definitions

  1. heptacontagon

Ancestry of “Siebzigeck”, step by step

Siebzigeck traces back through two separate lines of ancestry.

via German ecke

StepLanguageWordMeaning
1Germaneckecorner, edge
2Middle High Germanecke
3Old High Germanecka
4Proto-West Germanicaggjuedge, corner
5Proto-Germanicagjōedge, corner
6Proto-Indo-Europeanh₂eḱ-sharp

via German siebzig

StepLanguageWordMeaning
1Germansiebzigseventy
2Middle High Germansibenzec
3Old High Germansibunzug
4Proto-Germanicsebuntēhundąseventy

Words derived from “Siebzigeck

Every word from Proto-Indo-European h₂eḱ-Every word from Proto-Germanic agjōEvery word from Proto-West Germanic aggju