The story
- Proto-Indo-European*úp
- Proto-Indo-European*upér
- Proto-Hellenic*hupér
- Ancient Greekῠ̔πέρ (hŭpér)
- Ancient Greekῠ̔περ- (hŭper-)
- Englishhyper-
- Proto-Indo-European*per-
- Proto-Italic*peri-
- Latinper-
- Proto-Indo-European*ǵʰew-
- Proto-Indo-European*ǵʰewd-
- Proto-Indo-European*ǵʰunédti
- Proto-Italic*hundō
- Latinfundō
- Latinperfundō
- Latinperfūsiō
- Middle Frenchperfusion
- Englishperfusion
- Englishhyperperfusion
- Proto-Indo-European*h₂el-
- Proto-Indo-European*h₂élisder.?
- English todayhyperperfusional
From hyperperfusion + -al.
Etymology from Wiktionary, CC BY-SA 4.0.