Where does “Seiteneingang” come from?

Seiteneingang (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.

Seiteneingang (German): side entrance

Definitions

  1. side entrance

Ancestry of “Seiteneingang”, step by step

Seiteneingang 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 Eingang

StepLanguageWordMeaning
1GermanEingangentrance, entry; arrival; input
2Germaningang
3Middle High Germaningang
4Old High Germaningangentrance
5Proto-Germanicinngangaza going in, entry, entrance
6Proto-Germanicinnganganąto go into, to enter
7Proto-Germanicinnin, into
8Proto-Germanicinin; into
9Proto-Indo-Europeanénin
Every word from Proto-Indo-European yeh₁r-