köken: Etymology tree Ancient Greek Ἥρως (Hḗrōs) Ancient Greek -ῐς (-ĭs) Ancient Greek -ῐ́ς (-ĭ́s) Proto-Indo-European *-os Proto-Indo-European *-ēs Ancient Greek -ης (-ēs) Ancient Greek -ίδης (-ídēs) Ancient Greek Ἡρῴδης (Hērōídēs)lbor. Polish Herod Learned borrowing from Ancient Greek Ἡρῴδης (Hērōídēs).