The story
- Proto-Indo-European*úp
- Proto-Indo-European*upér
- Proto-Germanic*uber
- Old Englishofer-
- Middle Englishover-
- Englishover-
- Proto-Indo-European*plew-
- Proto-Indo-European*plewk-
- Proto-Indo-European*pléwketi
- Proto-Germanic*fleuganą
- Proto-West Germanic*fleugan
- Old Englishflēogan
- Middle Englishflien
- Englishfly
- English todayoverfly
Etymology from Wiktionary, CC BY-SA 4.0.