| format | formatować |
| Format string attack | Format string attack |
| formation | ugrupowanie |
| formative | twórczy |
| Formentera | Formentera |
| former | poprzedni |
| Former eastern territories of Germany | Ziemie Odzyskane |
| Former German deputy foreign minister and family abducted in Yemen | Były urzędnik niemieckiego MSZ porwany z rodziną w Jemenie |
| Former Israeli prime minister Ariel Sharon develops double pneumonia | Ariel Sharon miał zapalenie płuc |
| Former Yugoslav Republic of Macedonia | Była Jugosłowiańska Republika Macedonii |
| Former Yugoslavian president Slobodan Milosevic dead | Slobodan Milošević nie żyje |
| Former Yugoslavian president Slobodan Milosevic found dead in his cell | Slobodan Milošević nie żyje |
| formerly | dawniej |
| formic | mrówkowy |
| formic acid | kwas mrówkowy |
| Formic aldehyde | Aldehyd mrówkowy |
| Formica | Mrówka rudnica |
| Formica aquilonia | Mrówka północna |
| Formica exsecta | Ozdobnica większa |
| Formica fusca | Pierwomrówka łagodna |
| Formica rufa | Mrówka rudnica |
| Formicinae | Formicinae |
| formidable | groźny |
| Formosa | Formoza |
| Formosa International Airport | Port lotniczy Formosa |
| Formosa Province | Formosa |
| Formosan languages | Języki tajwańskie |
| formoterol | formoterol |
| formula | wzór |
| Formula Nippon | Formuła Nippon |
| Formula of Concord | Formuła Zgody |
| Formula One | Formuła Jeden |
| Formula One Grand Prix | Grand Prix |
| Formula racing | Formuła wyścigowa |
| Formular | Formular |
| formulation | receptura |
| Fornax | Piec |
| Fornebu | Fornebu |
| Fornjot | Fornjot |
| Fornjót | Fornjot |
| Fornost Erain | Fornost |
| Fornovo di Taro | Fornovo di Taro |
| Fornovo San Giovanni | Fornovo San Giovanni |
| Forodwaith | Forochel |
| Forrest | Las |
| Forrest Gump | Forrest Gump |
| Forrest Sherman class destroyer | Niszczyciele typu Forrest Sherman |
| forsake | porzucić |
| Forsand | Forsand |
| Forseti | Forseti |
| Forshaga Municipality | Gmina Forshaga |
| forsooth | zaiste |
| Forst | Forst |
| Forst an der Weinstraße | Forst |
| Forsterite | Forsteryt |
| Forstern | Forstern |
| Forstinning | Forstinning |
| forswear | rezygnować |
| Forsyth County | Hrabstwo Forsyth |
| forsythia | forsycja |
| fort | fort |
| Fort Boyard | Fort Boyard |
| Fort Collins | Fort Collins |
| Fort Eben-Emael | Grupa warowna Eben-Emael |
| Fort Laramie National Historic Site | Fort Laramie |
| Fort Lauderdale | Fort Lauderdale |
| Fort Sumter | Fort Sumter |
| Fort Vaux | Fort Vaux |
| Fort Worth | Fort Worth |
| Fort-de-France | Fort-de-France |
| Fort-Mardyck | Fort-Mardyck |
| Fort-Shevchenko | Fort Szewczenko |
| Fortaleza | Fortaleza |
| Fortaleza Esporte Clube | Fortaleza EC |
| Fortepiano | Fortepian |
| forth | naprzód |
| fortification | fortyfikacja |
| fortified | warowny |
| Fortified castle | Zamek |
| Fortified town | Mury obronne |
| fortify | umocnić |
