| bufor | memoria intermedia |
| Bufor ramki | Framebuffer |
| Bufor Z | Z-Buffer |
| Bufotenina | Bufotenina |
| Bug | Bug Occidental |
| Buga | Guadalajara de Buga |
| Buganda | Buganda |
| Bugatti | Bugatti |
| bugenwilla | buganvilla |
| Buggy | Buggy |
| Built | Cuerpo |
| Built to Spill | Built to spill |
| Buis-les-Baronnies | Buis-les-Baronnies |
| buk | haya |
| Buk zwyczajny | Fagus sylvatica |
| Buka | Buka |
| Buka Entertainment | Buka |
| Bukanowate | Nothofagaceae |
| Bukareszt | Bucarest |
| Bukavu | Bukavu |
| bukiet | manojo |
| bukiew | hayuco |
| bukinista | librero |
| bukkake | bukkake |
| bukmacher | corredor de apuestas |
| Bukowate | Fagaceae |
| Bukowce | Fagales |
| Bukowina | Bucovina |
| bukszpan | boj |
| Bukszpan wieczniezielony | Buxus |
| bukszpryt | bauprés |
| bukłak | bota |
| bulaj | ojo de buey |
| Bulawayo | Bulawayo |
| Bulbasaur | Bulbasaur |
| buldog amerykański | Bulldog Americano |
| Buldoýer | Topadora |
| buldożer | bulldozer |
| Buleuterion | Bouleterión |
| Bulgaria Air | Bulgaria Air |
| bulgot | gluglú |
| bulgotanie | gluglú |
| bulimia | bulimia |
| bulimia nervosa | bulimia |
| bulion | caldo |
| bulić | aflojar |
| Bulk | Bulk |
| Bull-pup | Bullpup |
| bulla | bula |
| Bullet | Bullet |
| Bullet for My Valentine | Bullet For My Valentine |
| Bullet in a Bible | Bullet in a Bible |
| Bullet-time | Bullet time |
| Bullfrog Productions | Bullfrog Productions |
| Bullitt | Bullitt |
| Bully | Canis Canem Edit |
| Bulma | Bulma |
| Bulqiza | Distrito de Bulqizë |
| Bulwa pochrzynu | Dioscorea |
| bulwar | avenida |
| Bulwar Zachodzącego Słońca | El crepúsculo de los dioses |
| bum | pum |
| Bumerang | Búmeran |
| Bund | Bundismo |
| Bund Deutscher Mädel | Liga de Muchachas Alemanas |
| Bundaberg | Bundaberg |
| Bundesbank | Deutsche Bundesbank |
| Bundesnachrichtendienst | Bundesnachrichtendienst |
| Bundespolizei | Policía Federal Alemana |
| Bundestag | Parlamento alemán |
| Bundeswehr | Bundeswehr |
| Buneville | Besneville |
| Bunny Wailer | Bunny Wailer |
| bunt | rebelión |
| Bunt na Bounty | Motín a bordo |
| Buntownik bez powodu | Rebelde sin causa |
| Buntownik z wyboru | Good Will Hunting |
| Bunus | Bunus |
| Bunyoro | Bunyoro |
| Bupropion | Bupropion |
| burak | remolacha |
| burak cukrowy | remolacha azucarera |
| Burak zwyczajny | Beta vulgaris |
| burak ćwikłowy | remolacha |
| Buran | Transbordador Buran |
| Burbach | Burbach |
| Burbon | Bourbon whisky |
| Burbonia | Borbonés |
| Burbonowie | Casa de Borbón |
| Burcy | Burcy |
