←
Proto-Hellenic *óďďō (inherited)
←
Proto-Indo-European *h₃ed- (root)
←
Proto-Indo-European (derived)
←
Proto-Indo-European *h₃ed- (mention)
→
English ozone (mention)
→
English ozona (mention)
→
Spanish ozono (mention)
→
Ancient Greek ὀδμή (mention)
→
Ancient Greek ὀσμή (affix)
→
Ancient Greek -ώδης (mention)
→
Ancient Greek ὄζαινα (affix)
→
Hungarian ózon (mention)