The story
- Ancient Greek · derived fromκατήχησις
- Latin · learned borrowing fromcatēchēsis
- English todaycatechesis
Learned borrowing from Latin catēchēsis, itself borrowed from Ancient Greek κατήχησις (katḗkhēsis), from κατηχέω (katēkhéō, “sound through, instruct orally, catechise”).
Etymology from Wiktionary, CC BY-SA 4.0.