| Blutspende | blood donation |
| Blutspender | blood donor |
| Blutspenderin | blood donor |
| Blutsbande | blood |
| Blutspendewagen | bloodmobile |
| Blutfehde | vendetta |
| Blutschande | incest |
| Blutschnee | watermelon snow |
| Blutspecht | Syrian woodpecker |
| Blutsbruder | blood brother |
| Blutsfreund | blood relation |
| blühend | prosperous |
| Blumenerde | potting soil |
| Blutgeld | blood money |
| Bluthund | Bloodhound |
| Blutmond | blood moon |
| Blutorange | blood orange |
| Blutprobe | blood sample blood test |
| Blutspat | blood spavin |
| Blutzeuge | martyr |