| bjergkæde | sierra |
| bjergområde | zonas montañosas |
| Bjergpas | Puerto de montaña |
| Bjergprædikenen | Sermón del monte |
| bjergskov | bosque de montaña |
| Bjergtapir | Tapirus pinchaque |
| bjergtop | cumbre |
| Bjuvs kommun | Bjuv |
| bjæffe | ladrar |
| Björk | Björk |
| Björn Borg | Björn Borg |
| Björn Ulvaeus | Björn Ulvaeus |
| bjørn | oso |
| Bjørn Lomborg | Bjørn Lomborg |
| bjørne | Ursidae |
| Bjørne-banden | Chicos Malos |
| Bjørnedyr | Tardigrada |
| bjørneunge | osezno |
| Bjørnevogteren | Boötes |
| Bjørneøen | Bjørnøya |
| Bjørnstjerne Martinus Bjørnson | Bjørnstjerne Bjørnson |
| Black and Blue | Black and Blue |
| Black box | Black Box |
| Black Celebration | Black Celebration |
| Black Flag | Black Flag |
| Black Lotus | Black Lotus |
| Black Mesa Research Facility | Black Mesa |
| Black Sabbath | Black Sabbath |
| Blackbeard | Barbanegra |
| Blackjack | Blackjack |
| Blacksad | Blacksad |
| Blackwater USA | Blackwater USA |
| blad | hoja |
| Blade | Hoja |
| Blade Runner | Blade Runner |
| bladgrønt | clorofila |
| Bladlus | Aphidoidea |
| Bladselleri | Apium graveolens |
| Blag | Blag |
| Blagovesjtjensk | Blagovéshchensk |
| Blaise Pascal | Blaise Pascal |
| blandbarhed | miscibilidad |
| blande | mezclar |
| blanding | mezclado |
| blandingsprodukt | productos diversos |
| Blandingsøkonomi | Economía mixta |
| blandskov | bosque mixto |
| blank | en blanco |
| Blanka af Kastilien | Blanca de Castilla |
| blanket | forma |
| Blankvers | Verso blanco |
| blasfemi | blasfemia |
| blasfemisk | blasfemo |
| Blasonering | Blasón |
| ble | pañal |
| Bled | Bled |
| Bleda | Bleda |
| Bleeding Gums Murphy | Bleeding Gums Murphy |
| blege | curar |
| blegejord | arcilla blanqueadora |
| blegemiddel | lejía |
| blegeproces | proceso de blanqueo |
| Blekinge | Blekinge |
| Blekinge län | Blekinge |
| Blemmya | Blemios |
| Blender | Blender |
| blid | mono |
| blidemåned | febrero |
| blidt | silenciosamente |
| blind | ciego |
| Blind carbon copy | Copia de carbón oculta |
| blind vej | callejón |
| blindgade | callejón |
| blindgyde | callejón |
| Blindhed | Ceguera |
| Blindtarmsbetændelse | Apendicitis |
| blinke | guiñar |
| Blishøne | Fulica atra |
| Blitzkrieg | Blitzkrieg |
| Blitzkriegdoktrinen | Blitzkrieg |
| blive | ponerse |
