The story
- Proto-Indo-European*h₂ep
- Proto-Indo-European*h₂epó
- Proto-Indo-European*h₂ep(o)teros
- Proto-Germanic*after
- Old Englishæfter
- Middle Englishafter
- Englishafter
- Old Englishæfter
- Old Englishæfter-
- Middle Englishafter-
- Englishafter-
- Proto-Indo-European*h₁éǵʰ
- Proto-Indo-European*h₁éǵʰs
- Proto-Italic*eks
- Latinex
- Latinex-
- Proto-Indo-European*dʰeh₁-
- Proto-Indo-European*dʰeh₁k-
- Proto-Indo-European*dʰh₁kyéti
- Proto-Italic*θakjō
- Proto-Italic*fakjō
- Latinfaciō
- Latinefficiō
- Latineffectu
- Old Frencheffect
- Middle Englisheffect
- Englisheffect
- English todayaftereffect
Etymology from Wiktionary, CC BY-SA 4.0.