| Firewall | firewall |
| FireWire | firewire |
| Firmware | firmware |
| Eyewall | eyewall |
| Erdwall | mound |
| Birkwald | birch forest birch grove |
| Cornwall | Cornwall |
| Feuerwall | fire wall |
| Finnwal | fin whale |
| Krawall | affray |
| Airball | air ball |
| Firmgodl | godmother |
| Firmpate | godfather |
| Firlefanz | bells and whistles stupidity |
| Firma | firm company business |
| Irenäus | Irenaeus |
| Jerewan | Yerevan |
| Freeware | free ware freeware |
| Gewalt | violence authority power |
| Spreewald | Spreewald |