| Bathyscaph | bathyscaphe |
| Bathyskaph | bathyscaphe |
| Bathysphäre | bathysphere |
| Babyschuh | baby shoe |
| Bathos | bathos |
| Bathseba | Bathsheba |
| Batsische | Bats |
| abatisch | abasic |
| -pathisch | -pathic |
| apathisch | apathetic indifferent |
| Berdysch | bardiche |
| Irtysch | Irtysh |
| Basecap | baseball cap |
| Baumgraph | tree diagram tree-graph |
| Mythograph | mythographer |
| Bathonium | Bathonian |
| Batman | Batman |
| Batseba | Bathsheba |
| Batate | sweet potato |
| Bathymetrie | bathymetry |