The story
- Proto-Indo-European*kʷetwṓr
- Proto-Germanic*fedwōr
- Proto-West Germanic*feuwar
- Old Englishfēower
- Middle Englishfour
- Englishfour
- Proto-Indo-European*kap-?
- Proto-Indo-European*kap-
- Proto-Indo-European*káput
- Proto-Germanic*haubudą
- Old Englishhēafod
- Middle Englishheed
- Englishhead
- Englishhands
- Proto-Germanic*hertô
- Proto-West Germanic*hertā
- Old Englishheorte
- Middle Englishherte
- Englishheart
- English4-H
- English today4-H'er
Etymology from Wiktionary, CC BY-SA 4.0.