Where does “śŕ̥Has” come from?

śŕ̥Has (Proto-Indo-Aryan) comes from Proto-Indo-Iranian ćŕ̥Has, from Proto-Indo-European ḱŕ̥h₂-os, from Proto-Indo-European ḱerh₂- — head, top; horn.

Ancestry of “śŕ̥Has”, step by step

StepLanguageWordMeaning
1Proto-Indo-Iranianćŕ̥Hashead, top
2Proto-Indo-Europeanḱŕ̥h₂-os—
3Proto-Indo-Europeanḱerh₂-head, top; horn
Every word from Proto-Indo-European ḱerh₂- →Every word from Proto-Indo-European ḱŕ̥h₂-os →Every word from Proto-Indo-Iranian ćŕ̥Has →