| brændenælde | nettle |
| Brænding på bål | Execution by burning |
| brændselscelle | fuel cell |
| brændselsolie | fuel oil |
| brændselssammensætning | fuel composition |
| brændstof | fuel |
| brændstofadditiv | fuel additive |
| brændstofforbrug | fuel consumption |
| brændstoflagertank | fuel tank installation |
| brændvidde | focal length |
| Brændværdi | Thermal value |
| Brætspil | Board game |
| brød | bread |
| Brød-Hvede | Common soft wheat |
| Brødre | Brothers |
| Brødrene af Fælleslivet | Brethren of the Common Life |
| Brødrene Grimm | Brothers Grimm |
| Brødrene Karamazov | The Brothers Karamazov |
| Brødrene Lumière | Auguste and Louis Lumière |
| Brødrene Løvehjerte | The Brothers Lionheart |
| Brødrene Olsen | Olsen Brothers |
| Brødrene Wachowski | Wachowski brothers |
| Brødrene Wright | Wright brothers |
| Brøk | Fraction |
| brøl | bellow |
| brønd | well |
| Brøndby Kommune | Brøndby |
| Brøndby Stadion | Brøndby Stadium |
| Brønderslev Kommune | Brønderslev municipality |
| Brøndsel | Bidens |
| Brønnøy | Brønnøy |
| Brørup Kommune | Brørup |
| Brăila | Brăila County |
| Brčko | Brčko District |
| BSD | Berkeley Software Distribution |
| BSD-licensen | BSD licenses |
| bse | bovine spongiform encephalopathy |
| BSOD | blue screen of death |
| bubble-politik | bubble policy |
| Buchenwald | Buchenwald concentration camp |
| Buckingham Palace | Buckingham Palace |
| Buckinghamshire | Buckinghamshire |
| Buckminster Fuller | Buckminster Fuller |
| Bud Powell | Bud Powell |
| Budapest | Budapest |
| Buddha | Buddha |
| buddhisme | Buddhism |
| Buddleja | Buddleja |
| Buddy Holly | Buddy Holly |
| budget | budget |
| Budi-søen | Budi Lake |
| Budjonovsk | Budyonnovsk |
| Budo | Budō |
| Budolfi Kirke | Budolfi Church |
| budík | alarm clock |
| bue | bow |
| Buenos Aires | Buenos Aires |
| bueskytte | archer |
| Buffalo | Buffalo |
| Buffalo Bill | Buffalo Bill |
| Buffalo Bills | Buffalo Bills |
| Buffalo Sabres | Buffalo Sabres |
| Buffy - Vampyrernes Skræk | Buffy the Vampire Slayer |
| Bufotenin | Bufotenin |
| bug | abdomen |
| Bugatti | Bugatti |
| Bugatti Veyron | Bugatti Veyron |
| Buggles | Buggles |
| Bughule | Abdomen |
| Bugojno | Bugojno |
| bugspytkirtel | pancreas |
| bugspytkirtlen | pancreas |
| bugt | bay |
| Bugtet Kløver | Trifolium medium |
| Bujnaksk | Buynaksk |
| Bujumbura | Bujumbura |
| buk | billy goat |
| Bukarest | Bucharest |
| buket | bouquet |
| Bukhara | Bukhara |
| Bukkeblad-familien | Menyanthaceae |
| Bukkehorn | Fenugreek |
| buks | pants |
| buksbom | box |
| Buksbom-familien | Buxaceae |
| Buksbom-ordenen | Buxales |
| Buksbom-slægten | Buxus |
| Buksbombladet Kristtorn | Ilex crenata |
| bukser | pants |
| Bulgarer | Bulgarian |
| Bulgarien | Bulgaria |
| Bulgariens historie | History of Bulgaria |
| Bulgariens præsidenter | List of Presidents of Bulgaria |
| bulgarsk | Bulgarian |
| Bulgarske zarer | List of Bulgarian monarchs |
| Bulimi | Bulimia nervosa |
| bulldozer | bulldozer |
| Bulle | Bull |
| Bullet in a Bible | Bullet in a Bible |
| Bullet with Butterfly Wings | Bullet with Butterfly Wings |
| Bulma | Bulma |
| bump | thud |
| bunddække | ground cover |
| Bunden rotation | Synchronous rotation |
| Bundesgerichtshof | Federal Court of Justice of Germany |
| Bundesliga | Fußball-Bundesliga |
| Bundesmarine | Bundesmarine |
| Bundesnachrichtendienst | Bundesnachrichtendienst |
| Bundeswehr | Bundeswehr |
| bundfald | sediment |
| bundfældelsesforøgelse | precipitation enhancement |
| Bundkort | Motherboards |
| bundolie | bilge oil |
| Bungie Studios | Bungie Studios |
| Bunke-slægten | Deschampsia |
| Bunsenbrænder | Bunsen burner |
| buntmageri | furriery |
| Buprenorfin | Buprenorphine |
| bur | cage |
| Buran | Buran |
| Buraq | Buraq |
| Bureau International des Poids et Mesures | International Bureau of Weights and Measures |
| bureaukrat | bureaucrat |
| bureaukrati | bureaucracy |
| bureaukratisering | bureaucratisation |
| bureaukratisk | bureaucratic |
| burette | burette |
| Burg Hohenwerfen | Burg Hohenwerfen |
| Burgenland | Burgenland |
| burger | burger |
| Burgund | Burgundy |
| Burgundere | Burgundians |
| Burgwedel | Burgwedel |
| Burhanuddin Rabbani | Burhanuddin Rabbani |
| Buri | Búri |
| Burj Dubaï | Burj Dubai |
| Burjatien | Buryatia |
| Burka | Burqa |
| Burkina Faso | Burkina Faso |
| Burlövs kommun | Burlöv Municipality |
| Burma | Burma |
| burmesisk | Burmese |
| Burning Spear | Burning Spear |
| burre | burdock |
| Burre-Snerre | Galium aparine |
| Bursa fabricii | Bursa of Fabricius |
| Burst angel | Burst Angel |
| Burt Bacharach | Burt Bacharach |
| Burt Lancaster | Burt Lancaster |
| Buru | Buru |
| Burundi | Burundi |
| Burundis flag | Flag of Burundi |
| Burushaski | Burushaski language |
| Burzum | Burzum |
| bus | bus |
| Busan | Busan |
| buschauffør | bus driver |
| Bush-doktrinen | Bush Doctrine |
| Bushehr | Bushehr Province |
| Bushido | Bushidō |
| Bushmills | Old Bushmills Distillery |
| BusinessWeek | BusinessWeek |
| busk | shrub |
| Busk-Potentil | Shrubby Cinquefoil |
| Buskerud | Buskerud |
| Busko-Zdrój | Busko-Zdrój |
| Buskrandøje | Lily |
| Buskvæst | Shrub |
| buslinje | bus route |
| busrute | bus route |
| bussemand | bogeyman |
| busstation | bus station |
| busstoppested | bus stop |
| Buster Keaton | Buster Keaton |
| Butan | Butane |
| Butch Cassidy and the Sundance Kid | Butch Cassidy and the Sundance Kid |
| butik | shop |
| butikscenter | shopping centre |
| butiksvindue | shop window |
| Butrint | Buthrotum |
| Butsnudet frø | Common Frog |
| Butte | Conical hill |
| butterfly | bowtie |
| Butters | Butters Stotch |
| Buzz Aldrin | Buzz Aldrin |
| Buzz Cola | Buzz Cola |
| Buzău | Buzău County |
| BWO | Bodies Without Organs |
| by | village |
| By-Skræppe | Rumex longifolius |
| Byblos | Byblos |
| Bybygning | Urban design |
| bycentrum | city centre |
| Bycykel | Community bicycle program |
| byde velkommen | welcome |
| Bydgoszcz | Bydgoszcz |
| Byer i England | List of towns in England |
| Byer i Nepal | List of cities in Nepal |
| Byer i Republikken Irland | List of towns in the Republic of Ireland by population |
| Byer på Færøerne efter indbyggere | List of towns in the Faroe Islands |
