Where does “kapā́las” come from?

kapā́las (Proto-Indo-Aryan) comes from Proto-Indo-Iranian kapā́las, from Proto-Indo-European káp-ōl-, from Proto-Indo-European kap- — to seize, hold.

Ancestry of “kapā́las”, step by step

StepLanguageWordMeaning
1Proto-Indo-Iraniankapā́lasskull
2Proto-Indo-Europeankáp-ōl-head, bowl
3Proto-Indo-Europeankap-to seize, hold
Every word from Proto-Indo-European kap-Every word from Proto-Indo-European káp-ōl-Every word from Proto-Indo-Iranian kapā́las