| Brechzahl | refractive index |
| Bruchzahl | fraction |
| Drehzahl | drive rotational speed |
| Hochzahl | superscript exponent |
| Kreiszahl | pi |
| Breakball | break point |
| Brechbohne | green bean |
| Brechen | breach |
| brechen | break burst breach vomit |
| Brecher | crusher |
| Brechnuss | nux vomica poison nut quaker buttonswith semen strychnos strychnine tree |
| Brechreiz | nausea |
| Brechung | refraction (vowel) fracture breaking |
| Brezel | pretzel |
| Frechdachs | rascal |
| Blechnapf | tin bowl |
| Sechzehn | sixteen |
| sechzehn | sixteen |
| Milchzahn | deciduous tooth milk tooth baby tooth |
| Bettizahl | Betti number |