The story
- Proto-Indo-European*úp
- Proto-Indo-European*upér
- Proto-Germanic*uber
- Old Englishofer-
- Middle Englishover-
- Englishover-
- Proto-Indo-European*h₂éd
- Proto-Italic*ad
- Proto-Italic*ad-
- Latinad-
- Proto-Indo-European*kel-
- Latinceler
- Latincelerō
- Latinaccelerō
- Latinaccelerātu
- Latinaccelerō
- Latinaccelerātiō
- Englishaccelerationbf.
- Englishaccelerate
- English todayoveraccelerate
From over- + accelerate.
Etymology from Wiktionary, CC BY-SA 4.0.