| filolog | philologist |
| filologia | philology |
| Filologia klasyczna | Classical philology |
| Filomaci | Filomates |
| Filomela | Philomela |
| Filomena | Philomena |
| Filon z Aleksandrii | Philo |
| Filon z Bizancjum | Philo of Byzantium |
| Filonek Bezogonek | Peter-No-Tail |
| Filowirusy | Filoviridae |
| filozof | philosopher |
| filozofia | philosophy |
| Filozofia analityczna | Analytic philosophy |
| Filozofia buddyjska | Buddhist philosophy |
| Filozofia chińska | Chinese philosophy |
| Filozofia historii | Philosophy of history |
| Filozofia indyjska | Hindu philosophy |
| Filozofia kontynentalna | Continental philosophy |
| Filozofia przedsokratejska | Pre-Socratic philosophy |
| Filozofia starożytna | Ancient philosophy |
| Filozofia umysłu | Philosophy of mind |
| Filozofia Wschodu | Eastern philosophy |
| Filozofia Zachodu | Western philosophy |
| Filozofia średniowieczna | Medieval philosophy |
| Filozofia świata islamu | Islamic philosophy |
| filozoficzny | philosophical |
| Filozofowie | Lists of philosophers |
| filtr | filter |
| filtr akustyczny | acoustic filter |
| Filtr Butterwortha | Butterworth filter |
| Filtr dichroiczny | Dichroic filter |
| Filtr Kalmana | Kalman filter |
| Filtr o skończonej odpowiedzi impulsowej | Finite impulse response |
| filtracja | filtration |
| filtracja obrazu | image filtering |
| Filtrfrak | Stillsuit |
| filtrowanie | filtration |
| Filtrowanie anizotropowe | Anisotropic filtering |
| Filumenistyka | Phillumeny |
| Filut | Cunning person |
| filuterny | light-hearted |
| Fimbulvintr | Fimbulwinter |
| Fimi | Fimi River |
| Fin | Finn |
| Final Cut Pro | Final Cut Pro |
| Final Doom | Final Doom |
| Final Fantasy | Final Fantasy Tactics |
| Final Fantasy Crystal Chronicles | Final Fantasy Crystal Chronicles |
| Final Fantasy I | Final Fantasy |
| Final Fantasy VII | Final Fantasy VII |
| Final Fantasy XIII | Final Fantasy Versus XIII |
| finale | finale |
| finalizować | finalize |
| Financial Times | Financial Times |
| finanse | finances |
| finanse publiczne | public finance |
| finanse Wpólnoty Europejskiej | Community finance |
| finansowanie | financing |
| finansowanie na poziomie lokalnym | local finance |
| finansowe aspekty ograniczenia emisji | emission reduction banking |
| finansowy | financial |
| Finarfin | Finarfin |
| finasowanie publiczne | public financing |
| Finasteryd | Finasteride |
| Finał Ligi Mistrzów - Liverpool kontra Milan | Liverpool beats Milan on penalties in Champions League final |
| Finały NBA | NBA Finals |
| Finduilas | Finduilas |
| Finduilas z Dol Amrothu | Finduilas of Dol Amroth |
| Finepix | List of Fujifilm FinePix cameras |
| Fineus | Phineas |
| finezja | sophistication |
| Fingerboard | Fingerskate |
| Fingerstyle | Fingerstyle guitar |
| Fingolfin | Fingolfin |
| Fingon | Fingon |
| Finhaut | Finhaut |
| Finis Valorum | Finis Valorum |
| Finistère | Finistère |
| Finityzm | Finitism |
| Finka | Finn |
| Finlandia | Finland |
| Finlandia Południowa | Southern Finland |
| Finlandia Wschodnia | Eastern Finland |
| Finlandia Zachodnia | Western Finland |
| finlandyzacja | Finlandization |
| Finley Dunne | Finley Peter Dunne |
| Finn | Finn |
| Finnair | Finnair |
| Finnair Stadium | Finnair Stadium |
| Finnegans Wake | Finnegans Wake |
| Finningen | Finningen |
| Finnmark | Finnmark |
| Finnøy | Finnøy |
| Finowie | Finnish people |
| Finrod | Finrod Felagund |
| Finsing | Finsing |
| Finsterwalde | Finsterwalde |
| Finwal | Fin Whale |
| Finwë | Finwë |
| Fiodor Apraksin | Fyodor Matveyevich Apraksin |
| Fiodor Berg | Friedrich Wilhelm Rembert von Berg |
| Fiodor Bogatyrczuk | Fedor Bogatyrchuk |
| Fiodor Bondarczuk | Fyodor Bondarchuk |
| Fiodor Czerenkow | Fyodor Cherenkov |
| Fiodor Dostojewski | Fyodor Dostoevsky |
| Fiodor Gołowin | Fedor Golovin |
| Fiodor I Rurykowicz | Feodor I of Russia |
| Fiodor II Borysowicz | Feodor II of Russia |
| Fiodor III Romanow | Feodor III of Russia |
| Fiodor Jemieljanienko | Fedor Emelianenko |
| Fiodor Jurczichin | Fyodor Yurchikhin |
| Fiodor Lynen | Fiodor Felix Konrad Lynen |
| Fiodor Reszetnikow | Fyodor Mikhaylovich Reshetnikov |
| Fiodor Szalapin | Feodor Chaliapin |
| Fiodor Tiutczew | Fyodor Tyutchev |
| Fiodor Tokariew | Fedor Tokarev |
| Fiodor Tołbuchin | Fyodor Tolbukhin |
| Fiodor Uszakow | Fyodor Fyodorovich Ushakov |
| fiolet | purple |
| Fiolet krystaliczny | Methyl violet |
| fioletowy | amethyst |
| fiolka | vial |
| Fionia | Funen |
| Fionn mac Cumhail | Fionn mac Cumhaill |
| fiord | fjord |
| Fiorenzo Angelini | Fiorenzo Angelini |
| Fiorenzo Stolfi | Fiorenzo Stolfi |
| fiołek | viola |
| Fiołek afrykański | Saintpaulia |
| Fiołek błotny | Viola palustris |
| Fiołek dwukwiatowy | Viola biflora |
| Fiołek polny | Viola arvensis |
| Fiołek psi | Viola canina |
| Fiołek Rivina | Viola riviniana |
| Fiołek torfowy | Viola epipsila |
| fiołek trójbarwny | heartsease |
| Fiołek wonny | Viola odorata |
| Fiołkowate | Violaceae |
| Fiołkowce | Violales |
| firanka | net curtain |
| Firbolg | Fir Bolg |
| Fire | Fire |
| Fire Red | Cherry shrimp |
| Firenze Santa Maria Novella | Santa Maria Novella Station |
| Firenzo | Firenze |
| Firestreak | De Havilland Firestreak |
| firet | em quad |
| Firewall | Firewall |
| Firletka chalcedońska | Lychnis chalcedonica |
| Firletka kwiecista | Silene coronaria |
| firma | corporation |
| firmament | sky |
| Firmus Piett | Admiral Piett |
| Firozpur | Firozpur |
| First Certificate in English | First Certificate in English |
| First Impressions of Earth | First Impressions of Earth |
| Firth of Clyde | Firth of Clyde |
| Firth of Forth | Firth of Forth |
| Firth of Tay | Firth of Tay |
| fis | F-sharp |
| Fis-dur | F-sharp major |
| fis-moll | f-sharp minor |
| Fischach | Fischach |
| Fischbachau | Fischbachau |
| Fischbachtal | Fischbachtal |
| Fischen im Allgäu | Fischen |
| Fischerbach | Fischerbach |
| Fischland-Darß-Zingst | Fischland-Darß-Zingst |
| Fish | Fish |
| FishBase | FishBase |
| Fisher King | The Fisher King |
| fisis | F double sharp |
| fiskus | tax service |
| FISM | Fédération Internationale des Sociétés Magiques |
| Fistball | Fistball |
| Fisterra | Fisterra |
| Fiszbinowce | Baleen whale |
| fiszka | flashcard |
| Fitjar | Fitjar |
| Fitochemia | Phytochemistry |
| Fitoestrogeny | Phytoestrogens |
| fitogeografia | phytogeography |
| fitohormon | plant hormone |
| Fitol | Phytol |
| fitomasa | phytomass |
| fitopatologia | phytopathology |
| fitoplankton | phytoplankton |
| Fitoremediacja | Phytoremediation |
| fitosocjologia | phytosociology |
| fitosterol | phytosterol |
| Fitozaury | Phytosaur |
| Fitz Roy | Cerro Chaltén |
| fiut | cock |
| Fizjokratyzm | Physiocrats |
| fizjologia | physiology |
| fizjologia człowieka | human physiology |
| Fizjologia patologiczna | Pathophysiology |
| fizjologia roślin | plant physiology |
| fizjologia zwierząt | animal physiology |
| fizyczne metody oczyszczania | physical treatment |
| Fizyczne osadzanie z fazy gazowej | Physical vapor deposition |
| fizyczny | physical |
| fizyczny pomiar zanieczyszczeń | physical measurement of pollution |
| fizyk | physicist |
| fizyka | physics |
| fizyka atmosfery | atmospheric physics |
| Fizyka atomowa | Atomic physics |
