The story
- Proto-Indo-European*úp
- Proto-Indo-European*upér
- Proto-Germanic*uber
- Old Englishofer-
- Middle Englishover-
- Englishover-
- Proto-Indo-European*gels-
- Proto-Indo-European*golsos
- Proto-Germanic*kalzaz
- Proto-Germanic*kalzōną
- Proto-West Germanic*kalʀōn
- Old Englishceallian
- Old English*callian
- Middle Englishcallen
- Englishcall
- English todayovercall
Etymology from Wiktionary, CC BY-SA 4.0.