Where does “Pers” come from?

Pers (Polish) comes from Polish perski, from Polish Persja, from Latin Persia, from Latin Persa, from Ancient Greek Περσίς, from Old Persian 𐎱𐎠𐎼𐎿, from Proto-Iranian párcuš, from Proto-Indo-Iranian párćuš — chest; rib.

Pers (Polish): Persian

Definitions

Persian

Ancestry of “Pers”, step by step

Step	Language	Word	Meaning
1	Polish	perski	Persian
2	Polish	Persja	—
3	Latin	Persia	Persia
4	Latin	Persa	A Persian
5	Ancient Greek	Περσίς	Persian; a female Persian
6	Old Persian	𐎱𐎠𐎼𐎿	a Persian
7	Proto-Iranian	párcuš	rib
8	Proto-Indo-Iranian	párćuš	rib
9	Proto-Indo-European	pérḱus	chest; rib

Every word from Proto-Indo-European pérḱus →