| fruitfulness | fecundidad |
| fruition | realización |
| fruitless | frustrado |
| Fruiz | Frúniz |
| Frumar | Frumario |
| Frumentarii | Frumentarii |
| frump | espantajo |
| frumpish | anticuado |
| frustrate | frustrar |
| frustrated | frustrado |
| frustrating | frustrante |
| frustration | confusión |
| Frutigen | Frutigen |
| Fruška Gora | Fruška Gora |
| fry | freír |
| Fry and the Slurm Factory | Fry y la fábrica de Slurm |
| fryer | pollo para la parrilla |
| frying | fritura |
| frying fish | pescado para freír |
| frying pan | sartén |
| frying-pan | sartén |
| frypan | sartén |
| Fränk Schleck | Frank Schleck |
| Frère Roger | Roger Schutz |
| Fréaláf Hildeson | Fréaláf Hildeson |
| Fréawine | Fréawine |
| Fréchet derivative | Derivada |
| Frédéric Bartholdi | Frédéric Auguste Bartholdi |
| Frédéric Bastiat | Frédéric Bastiat |
| Frédéric Bazille | Frédéric Bazille |
| Frédéric Beigbeder | Frédéric Beigbeder |
| Frédéric Chopin | Frédéric Chopin |
| Frédéric Cuvier | Frederic Cuvier |
| Frédéric Etsou-Nzabi-Bamungwabi | Frédéric Etsou Nzabi Bamungwabi |
| Frédéric Joliot-Curie | Jean Frédéric Joliot-Curie |
| Frédéric Mistral | Frédéric Mistral |
| Frédéric Ozanam | Frédéric Ozanam |
| Frédéric Passy | Frédéric Passy |
| Fréjus | Fréjus |
| FSLN | Frente Sandinista de Liberación Nacional |
| FTAM | FTAM |
| Ftan | Ftan |
| FTP client | Cliente FTP |
| FTP server | Servidor FTP |
| FTPS | FTPS |
| FTTX | FTTH |
| Fu Manchu | Fu Manchú |
| FU Orionis star | Estrellas FU Orionis |
| Fu Xi | Fuxi |
| Fuad I of Egypt | Fuad I de Egipto |
| Fuad II of Egypt | Fuad II de Egipto |
| Fubuki class destroyer | Clase Fubuki |
| Fucales | Fucales |
| Fuchs | Vulpecula |
| fuchsia | fucsia |
| Fuchsia magellanica | Fuchsia magellanica |
| Fuchsias | Fuchsia |
| fuck | coger |
| fuck me | ¡joder! |
| Fuck off | Andá a cagar |
| Fuck you | Que te jordan |
| fuckable | jodible |
| fucking | chinga |
| Fucking Åmål | Fucking Åmål |
| fucktard | tarado |
| fuckup | menzo |
| fucose | fucosa |
| Fucoxanthin | Fucoxantina |
| Fucus vesiculosus | Fucus vesiculosus |
| fuddle | jarana |
| fuddy-duddy | viejo quisquilloso |
| fudge | dulce de azúcar |
| Fuegian | fuegino |
| fuel | combustible |
| fuel additive | aditivo de combustible |
| fuel alcohol | alcohol combustible |
| fuel cell | celda de combustible |
| Fuel Cell Vehicle | Vehículo de hidrógeno |
| fuel composition | composición de combustible |
| fuel consumption | consumo de combustible |
| Fuel for the Hate Game | Fuel For The Hate Game |
| Fuel gas | Gas combustible |
| fuel oil | petróleo combustible |
