The story
- Proto-Indo-European*kh₂eyd-
- Proto-Indo-European*kh₂éydeti
- Proto-Italic*kaidō
- Latincaedō
- Latincaesūra
- English todaycaesura
Latin caesūra (“cutting, hewing”), from caesus, perfect passive participle of caedō (“to cut down, hew”).
Etymology from Wiktionary, CC BY-SA 4.0.