The story
- Proto-Indo-European*h₁én
- Proto-Indo-European*h₁entér
- Proto-Indo-European*h₂én
- Proto-Indo-European*dʰeh₁-?
- Proto-Indo-European*(H)n̥dʰí
- Proto-Indo-European*(H)n̥dʰér
- Proto-Germanic*under
- Proto-West Germanic*undar
- Old Englishunder-
- Middle Englishunder-
- Englishunder-
- Anglo-Normanmotif
- Middle Frenchmotif
- Proto-Indo-European*m(y)ewh₁-
- Proto-Indo-European*m(y)owh₁éyeti
- Proto-Italic*moweō
- Latinmoveō
- Latinmōtus
- Late Latinmōtīvum
- Middle Englishmotif
- Englishmotive
- Englishmotivation
- English todayundermotivation
From under- + motivation.
Etymology from Wiktionary, CC BY-SA 4.0.