Where does “pāsa” come from?

pāsa (Prakrit) comes from Sanskrit पार्श्व, from Sanskrit पर्शु, from Proto-Indo-Iranian párćuš, from Proto-Indo-European pérḱus — chest; rib.

Ancestry of “pāsa”, step by step

StepLanguageWordMeaning
1Sanskritपार्श्वside, flank
2Sanskritपर्शुa rib; curved knife, sickle; name of a man
3Proto-Indo-Iranianpárćušrib
4Proto-Indo-Europeanpérḱuschest; rib

Words derived from “pāsa”

Every word from Proto-Indo-European pérḱus →Every word from Proto-Indo-Iranian párćuš →Every word from Sanskrit पर्शु →
pāsa — Etymology, Origin & Word History | Etymology Explorer