Where does “فَارْسِي” come from?

فَارْسِي (Arabic) comes from Persian پارسی, from Middle Persian pʾlsyk', from Old Persian 𐎱𐎠𐎼𐎿, from Proto-Iranian párcuš, from Proto-Indo-Iranian párćuš, from Proto-Indo-European pérḱus — chest; rib.

Ancestry of “فَارْسِي”, step by step

StepLanguageWordMeaning
1PersianپارسیPersian
2Middle Persianpʾlsyk'Persian
3Old Persian𐎱𐎠𐎼𐎿a Persian
4Proto-Iranianpárcušrib
5Proto-Indo-Iranianpárćušrib
6Proto-Indo-Europeanpérḱuschest; rib

Words derived from “فَارْسِي

Every word from Proto-Indo-European pérḱusEvery word from Proto-Indo-Iranian párćušEvery word from Proto-Iranian párcuš