| Fraunhoferlinie | Fraunhofer line |
| grüne Linie | green line |
| Frankofone | Francophone |
| Frankophilie | Francophilia |
| Frauenfeind | misogynist |
| Frauenfeindin | misogynist |
| Frauenhasserin | misogynist |
| Frauenheilkunde | gynecology |
| Frankolin | francolin |
| Raucherin | smoker |
| Buchtuferline | embayment |
| Transferrin | transferrin |
| fünferlei | five |
| Wasserlinie | waterline water line |
| Bruchlinie | fault |
| Frontlinie | front |
| Grundlinie | baseline |
| Höhenlinie | contour line isarithm isoline isopleth |
| rote Linie | red line |
| Frankierung | postage |