| Buchkunst | book art |
| Kochkunst | cookery |
| Buchlunge | book lung |
| Buchung | accounting booking reservation ticketing |
| Dichtkunst | poetry |
| Buch Rut | Ruth |
| Buchs | box |
| Buchse | jack |
| Büchse | can tin rifle brat |
| Buchfink | chaffinch |
| Buchmesse | book fair |
| Bucht | bay bight cove inlet |
| Buchwort | learned word |
| buchen | beechen book reserve |
| bücken | stoop bend down |
| Rauchpunkt | smoke point |
| Züchtung | strain |
| Bruchkraut | rupturewort |
| Tuchent | duvet |
| Sachkunde | competence |