| Boudica | Boudica |
| boudoir | tocador |
| Bouenza Region | Bouenza |
| bougainvillaea | buganvilla |
| Bougainville | Bougainville |
| Bougainville Island | Isla Bougainville |
| Bougainville Province | Isla Bougainville |
| bougainvillea | buganvilla |
| Bougatsa | Bougatsa |
| bough | rama |
| Bougouriba | Provincia de Bougouriba |
| Bougy-Villars | Bougy-Villars |
| bouillabaisse | bullabesa |
| bouillon | caldo |
| Bouira Province | Provincia de Bouira |
| Boukoleon Palace | Gran Palacio de Bangkok |
| Boulancourt | Boulancourt |
| boulder | canto rodado |
| bouldering | bulder |
| boule | bola |
| Boule de Suif | Bola de Sebo |
| Boulens | Boulens |
| boules | petanca |
| Bouleuterion | Bouleterión |
| boulevard | avenida |
| Boulevard des Jeunes Musiciens | Festival del Bulevar de los jóvenes músicos |
| Boulgou | Provincia de Boulgou |
| Bouligneux | Bouligneux |
| Boulkiemdé | Provincia de Boulkiemdé |
| Boulogne-Billancourt | Boulogne-Billancourt |
| Boulogne-sur-Mer | Boulogne-sur-Mer |
| Boulonnais | Lista de los condes de Boulogne |
| Boumerdès | Provincia de Boumerdès |
| Boumerdès Province | Provincia de Boumerdès |
| bounce | ser devuelto |
| bouncer | portero |
| bouncing | robusto |
| Bouncing bomb | Bomba de rebote |
| bouncing castle | brincolín |
| bound | límite |
| Bound for | Con rumbo a |
| Bound for Glory | Esta tierra es mi tierra |
| Bound up with | Relacionado con |
| boundary | delimitación |
| boundary crossing | pasar el límite |
| boundary layer | estrato límite |
| Boundary layers | Capa límite |
| Bounded rationality | Racionalidad limitada |
| Bounding box | Armadura |
| bounding main | océano |
| boundless | ilimitado |
| bounteous | liberal |
| bountiful | abundante |
| bounty | gratificación |
| Bounty Bay | Bounty |
| bounty hunter | cazarrecompensas |
| bouquet | aroma |
| Boura | Bura |
| bourbon | whisky americano |
| Bourbon Restoration | Restauración Francesa |
| Bourbon whiskey | Bourbon whisky |
| Bourbonnais | Borbonés |
| Bourg-en-Bresse | Bourg-en-Bresse |
| Bourg-Madame | Bourg-Madame |
| Bourg-Saint-Pierre | Bourg-Saint-Pierre |
| bourgeois | burgués |
| bourgeoisie | burguesía |
| bourgeous | burgues |
| Bourges | Bourges |
| Bourges Cathedral | Catedral de Saint-Étienne de Bourges |
| Bourgogne | Borgoña |
| Bourgueil | Bourgueil |
| Bournda National Park | Parque Nacional Bournda |
| Bourne shell | Bourne Shell |
| Bournemouth | Bournemouth |
| Bournens | Bournens |
| Bourree | Bourrée |
| Bourrée | Bourrée |
| Bourse | Bolsa de valores |
| Bourse de Tunis | Bolsa de Túnez |
| Boursin | Queso Boursin |
| Boussens | Boussens |
| boustrophedon | bustrófedon |
| bout | ataque |
| Bout of coughing | Acceso de tos |
| Boutilimit | Boutilimit |
| boutique | boutique |
| Boutros Boutros-Ghali | Butros Butros-Ghali |
| Boutros Ghali | Butros Ghali |
| Bouvet Island | Isla Bouvet |
| Bouvier des Flandres | Boyero de Flandes |
| Bouwers telescope | Telescopio de Bouwers |
| Bouyancy | Buoyancy |
| Bouygues Télécom | Bouygues Télécom |
| Bouère | Bouère |
| bovarism | bovarismo |
| Bovernier | Bovernier |
| Bovesia | Bovesia |
| Bovespa | Bovespa |
| Bovid | Bovidae |
| Bovidae | Bovidae |
| Bovinae | Bovinae |
| bovine | bovino |
| Bovine extract | Leche |
| bovine spongiform encephalopathy | encefalopatía espongiforme bovina |
