The story
- Latinsūcus
- Latinsūcinum
- Latinsuccinum
- Englishsuccinic
- Proto-Indo-European*swel-der.?
- Ancient Greekῡ̔́λη (hū́lē)
- Englishsuxa-
- Frenchméthylène
- Englishmeth(ylene)
- New Latinammōnium
- Englishammonium
- Englishonium
- English todaysuxamethonium
From suxa- (“alteration of succinyl”) + meth(ylene) + -onium (“quaternary ammonium compound”).
Etymology from Wiktionary, CC BY-SA 4.0.