| Bittermelone | bitter melon |
| Bitterklee | bog-bean buckbean |
| Bitterling | bitter bolete |
| bitterböse | furious livid |
| Wassermelone | watermelon |
| Bittergurke | bitter melon |
| Bitterorange | bitter orange |
| bitte schön | here you are |
| bitterlich | bitterly bitter |
| BitTorrent | BitTorrent |
| Bitterkeit | bitterness |
| Bittermandel | bitter almond |
| Bitterstoff | bitter principle |
| bitterkalt | bitter bitterly cold |
| Zitterspinne | daddy long-legs spider |
| Mittelwelle | Medium frequency |
| Butterblume | buttercup |
| Bütterken | butterbrot |
| Butterdose | butter dish |
| Buttermesser | butter knife |