Where does “Hyákr̥” come from?

Hyákr̥ (Proto-Indo-Aryan) comes from Proto-Indo-Iranian Hyákr̥, from Proto-Indo-European Hyékʷr̥ — liver.

Ancestry of “Hyákr̥”, step by step

StepLanguageWordMeaning
1Proto-Indo-IranianHyákr̥liver
2Proto-Indo-EuropeanHyékʷr̥liver
Every word from Proto-Indo-European Hyékʷr̥ →Every word from Proto-Indo-Iranian Hyákr̥ →