| blond | blond |
| Blondi | Blondi |
| blood | blod |
| Blood corpuscle | Blodlegeme |
| blood donor | bloddonor |
| Blood eagle | Blodørn |
| Blood in the Water match | Blod i vandet-kampen |
| blood is thicker than water | blod er tykkere end vand |
| Blood line | Grammatisk køn |
| blood orange | blodappelsin |
| blood plasma | blodplasma |
| blood pressure | blodtryk |
| Blood serum | Hera |
| blood type | blodtype |
| blood vessel | blodåre |
| Blood-relationship | Slægt |
| bloodbath | blodbad |
| bloodhound | blodhund |
| Bloodhound Gang | Bloodhound Gang |
| bloodlust | blodtørst |
| bloodroot | blodurt |
| bloody | blodig |
| bloody hell | for fanden |
| Bloody Mary | Bloody Mary |
| Bloody stupid | Månen |
| bloom | blomst |
| Bloomberg | Bloomberg |
| blossom | blomst |
| blot | plet |
| blotter | trækpapir |
| blotting-paper | trækpapir |
| blouse | bluse |
| blow | slag |
| Blow back | Rekyl |
| Blow joe | Blå |
| Blowflies | Spyflue |
| Blu Tack | Abesnot |
| Blu-ray Disc | Blu-ray |
| blue | blå |
| Blue Angels | Blue Angels |
| Blue blindness | Farveblindhed |
| blue cheese | blåskimmelost |
| Blue Duiker | Blå dykkerantilope |
| Blue elder | Almindelig Hyld |
| Blue energy | Saltkraft |
| Blue funk | Terror |
| Blue Grass State | Kentucky |
| Blue Grotto | Den Blå Grotte |
| Blue Hen State | Delaware |
| Blue Lagoon | Blå Lagune |
| Blue Mountain | Blue Mountains |
| Blue Mountains | Blue Mountains |
| blue mussel | blåmusling |
| Blue Nile | Blå Nil |
| Blue note | Blå toner |
| Blue Ocean Strategy | Blue Ocean Strategy |
| Blue Penny | Post Office |
| Blue Planet | Jorden |
| Blue print | Blå |
| Blue Riband | Blå bånd |
| Blue Ridge Mountains | Blue Ridge Mountains |
| blue screen of death | BSOD |
| blue tit | blåmejse |
| Blue Whale | Blåhval |
| Blue Wizards | Alatar |
| blue-eyed | blåøjet |
| blue-green alga | blågrønalger |
| Blue-jacket | Orlogsgast |
| Blue-ringed octopus | Blåringet blæksprutte |
| Bluegrass music | Bluegrass |
| Bluegrass State | Kentucky |
| Blues | Blues |
| Blues Brothers | The Blues Brothers |
| Bluescreen | Bluescreen |
| bluethroat | blåhals |
| Bluetooth | Bluetooth |
| blunderbuss | espingol |
| blunt | sløv |
