The story
- Proto-Indo-European*bew-der.?
- Proto-Indo-European*bʰel-der.?
- Latinbulla
- Frankish*bollā
- Vulgar Latin*bolla
- Old Occitanbola
- Spanishbola
- Spanishbolero
- English todaybolero
Borrowed from Spanish bolero, from bola + -ero. First attested in 1787 (noun). First attested in 1834 (verb).
Etymology from Wiktionary, CC BY-SA 4.0.