The story
- Proto-Indo-European*ǵenh₁-
- Proto-Germanic*kunją
- Proto-Germanic*kuningaz
- Proto-West Germanic*kuning
- Old Englishcyning
- Middle Englishking
- Englishking
- Proto-Indo-European*bʰeld-
- Proto-Indo-European*bʰóldos?
- Proto-Germanic*bultaz
- Proto-West Germanic*bolt
- Old Englishbolt
- Middle Englishbolt
- Englishbolt
- English todaykingbolt
Etymology from Wiktionary, CC BY-SA 4.0.