The story
- Proto-Indo-European*bʰeh₂-
- Proto-Indo-European*bʰh₂nyéti
- Proto-Hellenic*pʰáňňō
- Ancient Greekφαίνω (phaínō)
- Ancient Greekφαινόμενον (phainómenon)
- Late Latinphaenomenon
- Englishphenomenonclip.
- English todayphenom
Clipping of phenomenon (“remarkable occurrence”). American English, c. 1890s.
Etymology from Wiktionary, CC BY-SA 4.0.