| fluorescerande ljus | neon light |
| fluorid | fluoride |
| fluoridera | fluoridate |
| fluoridering | fluoridation |
| Fluorimeter | Fluorescence spectroscopy |
| Fluorit | Fluorite |
| Fluorsvavelsyra | Fluorosulfuric acid |
| Flupentixol | Flupentixol |
| flush | flush |
| flushing | flushing |
| Flushing Meadows-Corona Park | Flushing Meadows-Corona Park |
| flussmedel | flux |
| flux | flux |
| Fluxbox | Fluxbox |
| Fluxkondensator | De Lorean time machine |
| Fluxus | Fluxus |
| FLV | Flash Video |
| fly | run from |
| fly från | run from |
| Fly-by-wire | Aircraft flight control systems |
| flydde | fled |
| flyende haka | receding chin |
| Flyff | Fly For Fun |
| flyg | aeronautic |
| flyg på låg höjd | low-level flight |
| flyg- | aeronautical |
| flyga | shoot |
| flyga bort | fly off |
| flyga iväg | whizz by |
| flyga omkring | fly about |
