| Butanal | Butyraldehyde |
| Butanol | butanol |
| Butan | butane |
| Butangas | butane butane gas |
| Butanon | butanone methyl ethyl ketone |
| Natanael | Nathanael |
| banal | banal commonplace trite |
| 1-Butanol | n-butanol |
| Buten | butylene |
| buten | in front of outside |
| Butyl | butyl |
| Butyrat | butyrate |
| Büttel | bailiff beadle |
| Sutane | cassock |
| glutäal | gluteal |
| Bhutan | Bhutan |
| Bhutaner | Bhutanese |
| Cutaway | cutaway |
| Mutant | mutant |
| Mutante | mutant |