The story
- Proto-Indo-European*h₁ep-
- Proto-Indo-European*h₁éps
- Proto-Indo-European*h₁óp(i)
- Proto-Italic*op
- Latinob
- Latinob-
- Proto-Indo-European*ḱel-
- Proto-Indo-European*ḱéleti
- Latin*celo
- Latinocculō
- Latinoccultus
- Englishoccult
- English todayocculter
Etymology from Wiktionary, CC BY-SA 4.0.