| fungibel | fungible |
| tangibel | tangible |
| Fungizid | fungicide |
| Funzel | lamp |
| Fünftel | fifth |
| fünftel | fifth |
| fungieren | act as function as |
| reagibel | responsive |
| Fibel | primer spelling-book brooch fibula |
| Mandibel | mandible |
| flexibel | flexible inflectable |
| penibel | meticulous fussy pernickety |
| sensibel | sensitive |
| Funkeln | sparkle |
| funkeln | flash glitter sparkle twinkle |
| Fünen | Funen |
| Fünfheber | pentameter |
| Fünfte | fifth |
| fünfte | fifth |
| Fünkchen | scintilla |