Where does “sors” come from?

sors (Old French) comes from Old French sourdre, from Latin surgere, from Latin surgo, from Latin subrigo, from Latin regō, from Proto-Italic regō, from Proto-Indo-European h₃réǵeti, from Proto-Indo-European h₃reǵ- — to straighten, to right oneself; right; just.

Ancestry of “sors”, step by step

sors traces back through two separate lines of ancestry.

via Old French sourdre

StepLanguageWordMeaning
1Old Frenchsourdreto spurt; to gush
2Latinsurgeresecond-person singular future passive indicative...
3LatinsurgoI rise, get up, I arise; I lift up, I straighten
4LatinsubrigoI lift up, I straighten
5Latinregōto rule, govern, direct
6Proto-Italicregō
7Proto-Indo-Europeanh₃réǵetito be straightening, to be setting upright
8Proto-Indo-Europeanh₃reǵ-to straighten, to right oneself; right; just

via Old French sordre

StepLanguageWordMeaning
1Old Frenchsordre
Every word from Proto-Indo-European h₃reǵ-Every word from Proto-Indo-European h₃réǵetiEvery word from Proto-Italic regō