←
Ancient Greek ἰός (cognate)
←
Proto-Indo-European (derived)
←
Proto-Indo-European *h₂ews- (mention)
←
Proto-Indo-European *wisós (inherited)
←
Proto-Tocharian *wi̯äsā (inherited)
←
Proto-Tocharian *wä́së (inherited)
←
Proto-Italic *auzom (cognate)
←
Tocharian B yasā (cognate)
←
Tocharian B wase (cognate)
→
Ancient Greek ἰός (cognate)
→
Tocharian B wase (cognate)
→
Tocharian B yasā (cognate)