The story
- Proto-Indo-European*úp
- Proto-Indo-European*upér
- Proto-Germanic*uber
- Old Englishofer-
- Middle Englishover-
- Englishover-
- Proto-Indo-European*peth₂-
- Proto-Italic*pattus
- Latinpassus
- Vulgar Latin*passāre
- Old Frenchpasser
- Middle Englishpassen
- Englishpass
- English todayoverpass
Etymology from Wiktionary, CC BY-SA 4.0.