| frontal | frontal |
| Front- | forward |
| Front | front |
| Arántal | Aran Valley |
| fötal | fetal |
| Fraktal | fractal |
| fraktal | fractal |
| Frone | corvee |
| Fron | chore |
| Frontallappen | frontal lobe |
| Frontmann | frontman |
| Frost | frost frostiness |
| Frottee | terry cloth terrycloth |
| fronen | perform statute labour drudge slave away toil |
| frönen | indulge |
| frosten | deep-freeze |
| frostig | frosty |
| Koronal | coronal |
| koronal | coronal |
| Aronstab | cuckoo pint jack in the pulpit |