The story
- Englishquinine
- Englishquinoline
- Englishmethane
- Proto-Indo-European*dʰewh₂-der.?
- Ancient Greekθέειον (théeion)
- Ancient Greekθεῖον (theîon)
- Englishthio-
- Englishalcohol
- Englishthiol
- English todayquinolinemethanethiol
Etymology from Wiktionary, CC BY-SA 4.0.