| ladybird | biedronka |
| run | biegać |
| pole | biegun |
| underwear | bielizna |
| current | bieżacy |
| billiards | bilard |
| ticket | bilet |
| hip | biodro |
| biology | biologia |
| bishop | biskup |
| sponge cake | biszkopt |
| battle | bitwa |
| desk | biurko |
| office | biuro |
| bivouac | biwak |
| business | biznes |
| jewellery | biżuteria |
| sheet metal | blacha |
| pale | blady |
| table top | blat |
| near | blisko |
| twin | bliżniak |
| block of flats | blok |
| blond | blondyn |
| ivy | bluszcz |
| sweatshirt | bluza |
| blouse | bluzka |
| beg | błagać |
| mistake | błąd |
| wrong | błędny |