Where does “Einundzwanzigeck” come from?

Einundzwanzigeck (German) comes from German einundzwanzig, from German zwanzig, from German Seite, from German -ig, from German -jährig, from German Jahr, from Middle High German jār, from Old High German jār — year.

Einundzwanzigeck (German): icosihenagon

Definitions

  1. icosihenagon

Ancestry of “Einundzwanzigeck”, step by step

Einundzwanzigeck traces back through two separate lines of ancestry.

via German einundzwanzig

StepLanguageWordMeaning
1Germaneinundzwanzigtwenty-one
2Germanzwanzigtwenty
3GermanSeiteside; face, side, surface of any...
4German-ig-y; forms adjectives from nouns; forms adjectives...
5German-jährigyears old; years lasting
6GermanJahryear
7Middle High Germanjāryear
8Old High Germanjāryear
9Proto-West Germanicjāryear
10Proto-Germanicjērąyear; name of the J-rune
11Proto-Indo-Europeanyeh₁r-year

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 “Einundzwanzigeck

Every word from Proto-Indo-European yeh₁r-Every word from German -igEvery word from Proto-Germanic jērą