The story
- Proto-Indo-European*tréyes
- Proto-Indo-European*tri-
- Proto-Italic*tri-
- Latintri-
- Englishtri-
- Proto-Indo-European*ǵʰelh₃-
- Proto-Indo-European*ǵʰl̥h₃rós
- Proto-Hellenic*kʰlōrós
- Ancient Greekχλωρός (khlōrós)
- Englishchlor(ine)
- Proto-Indo-European*dʰeh₁-
- Englishchloride
- English todaytrichloride
Etymology from Wiktionary, CC BY-SA 4.0.