The story
- Proto-Indo-European*h₁én
- Proto-Italic*en
- Proto-Italic*en-
- Latinin-
- Proto-Indo-European*pel-
- Proto-Indo-European*pleḱ-
- Latinplicō
- Latinimplicō
- Latinimplicātiōnem
- Middle Frenchimplication
- Englishimplication
- Proto-Indo-European*h₂el-
- Proto-Indo-European*h₂élisder.?
- English todayimplicational
From implication + -al.
Etymology from Wiktionary, CC BY-SA 4.0.