The story
- Proto-Indo-European*ḱekʷ-
- Proto-Indo-European*ḱókʷr̥
- Proto-Indo-European*ḱókʷ-ro-s
- Ancient Greekκόπρος (kópros)
- Englishcopro-
- Proto-Indo-European*bʰeh₂-
- Proto-Indo-European*bʰh₂nyéti
- Proto-Hellenic*pʰáňňō
- Ancient Greekφαίνω (phaínō)
- Ancient Greekφαινόμενον (phainómenon)
- Late Latinphaenomenon
- Englishphenomenon
- English todaycoprophenomenon
From copro- + phenomenon.
Etymology from Wiktionary, CC BY-SA 4.0.