The story
- Proto-Indo-European*bʰā-
- Proto-Germanic*bō-
- Proto-West Germanic*bōjō
- Old English*bōia
- Middle Englishboye
- Englishboy
- Latinō
- Old Frenchoh
- Middle Englisho
- EnglishO
- Middle Englisho
- Englishoh
- English todayboyo
Etymology from Wiktionary, CC BY-SA 4.0.