Where does “Schattenseite” come from?

Schattenseite (German) comes from German Seite, from German -ig, from German -jährig, from German Jahr, from Middle High German jār, from Old High German jār, from Proto-West Germanic jār, from Proto-Germanic jērą — year.

Schattenseite (German): dark side; underbelly

Definitions

  1. dark side; underbelly

Ancestry of “Schattenseite”, step by step

Schattenseite traces back through two separate lines of ancestry.

via German Seite

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

via German Schatten

StepLanguageWordMeaning
1GermanSchattenshade, shadow
2Middle High Germanschate
3Old High Germanscatoshade, shadow
4Proto-West Germanicskadushadow
5Proto-Germanicskaduza shadow
6Proto-Indo-European(s)ḱeh₃-darkness, shadow
Every word from Proto-Indo-European yeh₁r-Every word from German -igEvery word from Proto-Germanic jērą