Where does “αηδία” come from?

αηδία (Greek) comes from Ancient Greek ἀηδία, from Ancient Greek ἀηδής, from Ancient Greek ἀ-, from Proto-Hellenic hə-, from Proto-Indo-European sm̥-, from Proto-Indo-European sem- — together, one.

αηδία (Greek): disgust, revulsion, distaste; nonsense, rubbish,...