The story
- Proto-Indo-European*dwóh₁
- Proto-Indo-European*trísinflu.
- Proto-Indo-European*dwís
- Proto-Italic*dwis
- Old Latinduis
- Latinbis
- Frenchbi-
- Proto-Indo-European*kʷelh₁-redup.
- Proto-Indo-European*kʷékʷlos
- Proto-Hellenic*kʷókʷlos
- Proto-Hellenic*kúklos
- Ancient Greekκύκλος (kúklos)
- Late Latincyclus
- Frenchcycle
- Frenchbicycle
- Englishbicycleclip.
- Englishbike
- English todaybikie
From bike (“short for motorbike”) + -ie (“diminutive suffix”).
Etymology from Wiktionary, CC BY-SA 4.0.