Where does “ἱερο-” come from?

ἱερο- (Ancient Greek) comes from Ancient Greek ἱερός, from Proto-Hellenic iherós, from Proto-Indo-European ish₁ros.

Ancestry of “ἱερο-”, step by step

StepLanguageWordMeaning
1Ancient Greekἱερόςconnected with the gods, supernatural; holy,...
2Proto-Helleniciherósholy, divine
3Proto-Indo-Europeanish₁ros—

Words derived from “ἱερο-”

Every word from Proto-Indo-European ish₁ros →Every word from Proto-Hellenic iherós →Every word from Ancient Greek ἱερός →