Where does “Siebeneck” come from?

Siebeneck (German) comes from German Sieben, from Middle High German siben, from Old High German sibun, from Proto-West Germanic *sibun, from Proto-Germanic sebun, from Proto-Germanic sebunt, from Proto-Indo-European septḿ̥ — seven.

Siebeneck (German): heptagon

Definitions

  1. heptagon

Ancestry of “Siebeneck”, step by step

Siebeneck traces back through two separate lines of ancestry.

via German Sieben

StepLanguageWordMeaning
1GermanSiebenseven; gerund of sieben; the act of sifting;...
2Middle High Germansiben—
3Old High Germansibunseven
4Proto-West Germanic*sibun—
5Proto-Germanicsebunseven
6Proto-Germanicsebunt—
7Proto-Indo-Europeanseptḿ̥seven

via German ecke

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

Words derived from “Siebeneck”

Every word from Proto-Indo-European septḿ̥ →Every word from Proto-Germanic sebunt →Every word from Proto-Germanic sebun →
Siebeneck — Etymology, Origin & Word History | Etymology Explorer