| Bluetooth | Bluetooth |
| Butt | flounder |
| Button | badge button |
| butch | butchy |
| Boot | boat boot |
| Sukkoth | Succoth Sukkot Sukkoth succos succot succoth |
| Butanol | butanol |
| Butylen | butylene |
| Bütten | Butten |
| Butan | butane |
| Butanal | Butyraldehyde |
| Butanon | butanone methyl ethyl ketone |
| Buten | butylene |
| buten | in front of outside |
| Butler | butler |
| Butter | butter |
| Butyl | butyl |
| Butyrat | butyrate |
| Butz | apple core |
| Butzen | core |