χοίρος (Greek) comes from Ancient Greek χοῖρος, from Proto-Hellenic kʰóřřos, from Proto-Indo-European ǵʰóryos, from Proto-Indo-European ǵʰḗr, from Proto-Indo-European ǵʰer- — to yearn for; to enclose; bowels, intestines.
χοίρος (Greek): pig