1. Buccopharyngeal buccula Büchner flask bucholzite buck buckaroo buccaneers buccaneerism Buccaneerings buccaneering buccaneer buccan

2. Buccinal: shaped or sounding like a trumpet buccula: double chin bucentaur: legendary half-man and half-ox buck-and-wing: solo tap dance with many leg flings and leaps buckminsterfullerene: stable carbon molecule with structure like a geodesic dome buckram: stiff-finished cotton or linen used for linings of garments bucoliast: writer of

3. 1300, bukel, from Old French bocle "boss (of a shield)," then "shield," then by further extension "Buckle, metal ring," (12c., Modern French boucle), from Latin buccula "cheek strap of a helmet," in Late Latin "boss of a shield," diminutive of bucca "cheek" (see bouche)