| Funke | spark radio equipment |
| Funker | wireless operator |
| funken | cable radio spark |
| Funkeln | sparkle |
| funkeln | flash glitter sparkle twinkle |
| funkelnd | shiny |
| funk- | radio- |
| Funk | radio broadcast funk |
| Flunke | fluke |
| Tunke | dip |
| Unke | fire-bellied toad |
| Fünen | Funen |
| Fünfte | fifth |
| fünfte | fifth |
| Fund | find discovery invention |
| Funkenflug | flying sparks |
| Funzel | lamp |
| Fünf | five |
| fünf | five |
| Fünfer | five |