The story
- Proto-Indo-European*per-der.?
- Proto-Indo-European*pér
- Proto-Indo-European*pró
- Ancient Greekπρό (pró)
- Ancient Greekπρῶτος (prôtos)
- Ancient Greekπρωτο- (prōto-)
- Englishproto-
- Proto-Indo-European*gʷeyh₃-
- Proto-Indo-European*gʷyéh₃-w-os
- Proto-Hellenic*d͏̌ōwós
- Ancient Greekζωός (zōós)
- Ancient Greekζώῐ̈ον (zṓĭ̈on)
- Ancient Greekζῷον (zōîon)
- Proto-Indo-European*leǵ-
- Proto-Indo-European*lóǵos
- Proto-Hellenic*lógos
- Ancient Greekλόγος (lógos)
- Englishzoology
- Proto-Indo-European*h₂el-
- Proto-Indo-European*h₂élisder.?
- Englishzoological
- English todayprotozoological
From proto- + zoological.
Etymology from Wiktionary, CC BY-SA 4.0.