Where does “söster” come from?

söster (Westrobothnian) comes from Old Norse systir, from Proto-Norse ᛊᚹᛖᛊᛏᚨᚱ, from Proto-Germanic swestēr, from Proto-Indo-European swésōr, from Proto-Indo-European su-h₁ésh₂-ōr, from Proto-Indo-European h₁ésh₂r̥ — blood.

söster (Westrobothnian): sister

Definitions

  1. sister

Ancestry of “söster”, step by step

StepLanguageWordMeaning
1Old Norsesystirsister
2Proto-Norseᛊᚹᛖᛊᛏᚨᚱsister
3Proto-Germanicswestērsister
4Proto-Indo-Europeanswésōrsister
5Proto-Indo-Europeansu-h₁ésh₂-ōr—
6Proto-Indo-Europeanh₁ésh₂r̥blood
Every word from Proto-Indo-European h₁ésh₂r̥ →Every word from Proto-Indo-European su-h₁ésh₂-ōr →Every word from Proto-Indo-European swésōr →