The story
- Proto-Indo-European*kh₂em-
- Proto-Indo-European*kh₂ém-po-s
- Proto-Italic*kampos
- Latincampus
- Proto-West Germanic*kamp
- Proto-West Germanic*kampijan
- Frankish*kampijō
- Medieval Latincampiō
- Old Frenchchampiun
- Middle Englishchampioun
- Englishchampion
- English todaychampion-elect
Etymology from Wiktionary, CC BY-SA 4.0.