Περσέπολις (Ancient Greek) comes from Ancient Greek Πέρσης, from Old Persian 𐎱𐎠𐎼𐎿, from Proto-Iranian párcuš, from Proto-Indo-Iranian párćuš, from Proto-Indo-European pérḱus — chest; rib.
Ancestry of “Περσέπολις”, step by step
Περσέπολις traces back through two separate lines of ancestry.