Where does “halvsøster” come from?

halvsøster (Norwegian Bokmål) comes from Norwegian Bokmål søster, 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.

halvsøster (Norwegian Bokmål): a half sister

Definitions

  1. a half sister

Ancestry of “halvsøster”, step by step

halvsøster traces back through two separate lines of ancestry.

via Norwegian Bokmål søster

StepLanguageWordMeaning
1Norwegian Bokmålsøstersister; nurse, short form of sykesøster
2Old Norsesystirsister
3Proto-Norseᛊᚹᛖᛊᛏᚨᚱsister
4Proto-Germanicswestērsister
5Proto-Indo-Europeanswésōrsister
6Proto-Indo-Europeansu-h₁ésh₂-ōr—
7Proto-Indo-Europeanh₁ésh₂r̥blood

via Norwegian Bokmål halv

StepLanguageWordMeaning
1Norwegian Bokmålhalvhalf
2Old Norsehalfrhalf
3Proto-Germanichalbazhalf
4Proto-Indo-European(s)kelH-to cut; to split, to separate
5Proto-Indo-European(s)kel-to bend, crook; bent, crooked; leg, heel, knee,...
Every word from Proto-Indo-European h₁ésh₂r̥ →Every word from Proto-Indo-European su-h₁ésh₂-ōr →Every word from Proto-Indo-European swésōr →