The story
- Proto-Indo-European*h₁éǵʰ
- Proto-Indo-European*h₁éǵʰs
- Proto-Indo-European*h₁eǵʰsteros
- Proto-Italic*eksteros
- Latinexter
- Latinextrā
- Englishextra-
- Proto-Indo-European*(H)yekʷ-
- Proto-Indo-European*yókʷr̥
- Proto-Hellenic*yêkʷər
- Ancient Greekἧπαρ (hêpar)
- Ancient Greekἡπατικός (hēpatikós)
- Late Latinhepaticus
- Middle Englishepatik
- Englishhepatic
- Englishextrahepatic
- Proto-Indo-European*h₂el-
- Proto-Indo-European*h₂élisder.?
- Proto-Indo-European*leyg-
- Proto-Germanic*līką
- English todayextrahepatically
From extrahepatic + -ally.
Etymology from Wiktionary, CC BY-SA 4.0.