The story
- Proto-Indo-European*ḱe?
- Proto-Indo-European*ḱóm
- Proto-Italic*kom
- Proto-Italic*kom-
- Latincon-
- Latinhaereō
- Latincohaereō
- Latincohaesiō
- Frenchcohésion
- English todaycohesion
Attested from the late 17th century, borrowed from French cohésion, from Latin cohaesiō, cohaesiōnem.
Etymology from Wiktionary, CC BY-SA 4.0.