| Floristik | floristics floristry |
| Floristin | florist |
| Florist | florist |
| Flötistin | flautist |
| Logistik | logistics logistic |
| Flötist | flautist flutist |
| Folkloristik | folkloristics |
| Futuristik | futurology |
| Matristik | matristics |
| Eristik | eristic |
| Heuristik | heuristics |
| Patristik | patristics |
| Romistik | gypsiology |
| Slawistik | Slavic studies |
| Nordistik | nordic studies scandinavian studies |
| Florentium | florentium |
| Floßsack | dinghy |
| Florett | foil |
| Florida | Florida |
| florieren | flourish prosper thrive boom |