The story
- Proto-Indo-European*dwóh₁
- Proto-Indo-European*dwi-
- Proto-Hellenic*dwi-
- Ancient Greekδῐ- (dĭ-)
- Latindi-
- Englishdi-
- Englishpivalic acid
- Englishpivalate
- Proto-Indo-European*h₁ep-
- Proto-Indo-European*h₁éps
- Proto-Indo-European*h₁épi
- Proto-Hellenic*epí
- Ancient Greekἐπί (epí)
- Ancient Greekἐπῐ- (epĭ-)
- Proto-Indo-European*negʷʰrós
- Proto-Hellenic*nekʷʰrós
- Ancient Greekνεφρός (nephrós)
- Englishepinephrine
- English todaydipivefrine
From di- + piv(alate) + (epin)ephrine.
Etymology from Wiktionary, CC BY-SA 4.0.