The story
- Proto-Indo-European*kap-?
- Proto-Indo-European*kap-
- Proto-Indo-European*káput
- Proto-Italic*kaput
- Latincaput
- Late Latincapitāneu
- Old Frenchcapitaine
- Middle Frenchcapitaine
- Frenchcapitaine
- English todaycapitaine
Borrowed from French capitaine.
Etymology from Wiktionary, CC BY-SA 4.0.