The story
- Proto-Indo-European*ǵneh₃-
- Proto-Indo-European*ǵn̥néh₃ti
- Proto-Germanic*kunnaną
- Proto-West Germanic*kunnan
- Old Englishcunnan
- Middle Englishconnen
- Englishcon
- Proto-Indo-European*mon-
- Proto-Germanic*mann-
- Proto-West Germanic*mann
- Old Englishmann
- Middle Englishman
- English todayconman
Etymology from Wiktionary, CC BY-SA 4.0.