| Borreliose | borreliosis |
| korrelieren | correlate |
| Babesiose | babesiosis |
| Bakteriose | bacteriosis |
| Gürtelrose | shingles |
| Borgis | bourgeois |
| Borneo | Borneo |
| Borstenhirse | foxtail |
| Bördelrand | flare |
| Lyme-Borreliose | Lyme disease |
| Bordell | brothel whorehouse bawdy-house house of ill fame |
| Borderliner | borderliner |
| Boris | Boris |
| Borretsch | borage |
| Borusse | Prussian |
| Börse | stock exchange bourse stock market purse |
| Korrektor | proofreader |
| Vorrede | preface |
| Korrelat | dummy element |
| Korrelation | correlation association |