| Frequentativum | frequentative |
| Frequentativ | frequentative |
| frequentativ | frequentative |
| Augmentativum | augmentative |
| fermentativ | fermental fermentative zymotic enzymatic |
| frequent | frequent |
| frequentieren | frequent |
| Frauenstudium | women's studies |
| Fermentation | fermentation |
| argumentativ | argumentative |
| Freemium | freemium |
| Fremdenheim | rooming house |
| Frequenz | frequency |
| Frequenzspektrum | frequency spectrum |
| Freudenhaus | brothel whore-house |
| Freudentag | day of joy day of rejoicing red-letter day |
| freventlich | despicable |
| Frauenhaarbaum | ginkgo |
| Frauenhaus | women's shelter |
| Florentium | florentium |