| Birkenmaus | birch mouse |
| Birkenbaum | birch tree |
| Birkenlaub | birch leaves |
| Birkenhain | birch grove |
| Birkenmeise | Brown Crested Tit Grey Crested Tit |
| Birkensaft | birch sap |
| Birkenwald | birch forest birch grove |
| Kirchenmaus | church mouse |
| Bienenhaus | apiary |
| Irenäus | Irenaeus |
| Irrenhaus | madhouse loony bin |
| Birnenmost | perry |
| Birkenholz | birch wood |
| Birkenhäher | european roller blue roller nutcracker spotted nutcracker eurasian nutcracker |
| Birkenpech | birch pitch birch tar |
| Birkenpilz | birch bolete rough-stemmed bolete scaber stalk |
| Birkenrute | birch rod |
| Birkenteer | birch pitch birch tar |
| Birkenwasser | birch sap |
| Birnbaum | pear tree |