The story
- Proto-Indo-European*ḱe?
- Proto-Indo-European*ḱóm
- Proto-Italic*kom
- Proto-Italic*kom-
- Latincon-
- Latinco-
- Englishco-
- Proto-Indo-European*h₁éǵʰ
- Proto-Indo-European*h₁éǵʰs
- Proto-Italic*eks
- Latinex
- Latinex-
- Proto-Indo-European*dewk-
- Proto-Indo-European*déwkti
- Proto-Italic*doukō
- Latindūcō
- Latindux
- Latinēducō
- Latinēducātiō
- Englisheducation
- Englishcoeducation
- Proto-Indo-European*h₂el-
- Proto-Indo-European*h₂élisder.?
- English todaycoeducational
From coeducation + -al.
Etymology from Wiktionary, CC BY-SA 4.0.