Where does “sos” come from?

sos (Waigali) comes from Proto-Nuristani *swasā, from Proto-Indo-Iranian swásā, from Proto-Indo-European swésōr, from Proto-Indo-European su-h₁ésh₂-ōr, from Proto-Indo-European h₁ésh₂r̥ — blood.

sos (Waigali): sister

Definitions

  1. sister

Ancestry of “sos”, step by step

StepLanguageWordMeaning
1Proto-Nuristani*swasāsister
2Proto-Indo-Iranianswásāsister
3Proto-Indo-Europeanswésōrsister
4Proto-Indo-Europeansu-h₁ésh₂-ōr
5Proto-Indo-Europeanh₁ésh₂r̥blood
Every word from Proto-Indo-European h₁ésh₂r̥Every word from Proto-Indo-European su-h₁ésh₂-ōrEvery word from Proto-Indo-European swésōr