| Bujumbura | Buyumbura |
| buk | reverencia |
| Bukarest | Bucarest |
| buket | ramo |
| Bukhara | Bujara |
| bukke | doblar |
| Bukkeblad-familien | Menyanthaceae |
| Bukkehorn | Trigonella foenum-graecum |
| buks | pantalón |
| buksbom | boj |
| Buksbom-familien | Buxaceae |
| Buksbom-ordenen | Buxales |
| Buksbom-slægten | Buxus |
| bukser | pantalones |
| Bulbasaur | Bulbasaur |
| Bulgarer | búlgaro |
| Bulgarere | búlgaro |
| Bulgarien | Bulgaria |
| Bulgariens historie | Historia de Bulgaria |
| Bulgariens præsidenter | Presidente de Bulgaria |
| bulgarsk | búlgaro |
| Bulgarske zarer | Lista de los Monarcas de Bulgaria |
| bulgarskt | búlgaro |
| Bulkgods | Bulk |
| bulldozer | bulldozer |
| Bullet in a Bible | Bullet in a Bible |
| Bullet with Butterfly Wings | Bullet With Butterfly Wings |
| Bulma | Bulma |
| Bumblebee Man | Bumblebee Man |
| bump | topetazo |
| bund | fondo |
| Bunden rotation | Rotación síncrona |
| Bundesmarine | Deutsche Marine |
| Bundesnachrichtendienst | Bundesnachrichtendienst |
| Bundeswehr | Bundeswehr |
| bundfald | sedimento |
| bundfældelsesforøgelse | aumento de la precipitación |
| bundgrænse | límite |
| bundolie | aceite de sentina |
| Bundstreg | Guión bajo |
| Bunke-slægten | Deschampsia |
| Bunsenbrænder | Mechero Bunsen |
| buntmageri | peletería |
| bur | jaula |
| Buran | Transbordador Buran |
| Buraq | Buraq |
| burde | deber |
| Bureau International des Poids et Mesures | Oficina Internacional de Pesos y Medidas |
| bureaukrat | burócrata |
| bureaukrati | burocracia |
| bureaukratisering | burocratización |
| Burgdorf | Distrito de Burgdorf |
| Burgenland | Burgenland |
| Burgund | Borgoña |
| Buri | Buri |
| Burj Dubaï | Burj Dubai |
| Burjatien | Buriatia |
| Burka | Burka |
| Burkina Faso | Burkina Faso |
| Burma | Birmania |
| burmeser | birmano |
| burmesisk | birmano |
| Burning Spear | Burning Spear |
| burre | bardana |
| Burre-Snerre | Galium aparine |
| Burst angel | Burst Angel |
| Burt Bacharach | Burt Bacharach |
| Burt Lancaster | Burt Lancaster |
| Buru | Buru |
| Burundi | Burundi |
| Burundis flag | Bandera de Burundi |
| Burushaski | Idioma burushaski |
| Burzum | Burzum |
| bus | autobús |
| Busan | Busán |
| Bushehr | Provincia de Bushehr |
| Bushido | Bushidō |
| Business intelligence | Inteligencia empresarial |
| busk | arbusto |
