| Texto | Letras |
|---|---|
| Frondoso | 8 |
| Frontal | 7 |
| Frontenis | 9 |
| Frontera | 8 |
| Fronteras | 9 |
| Frontero | 8 |
| Frontino | 8 |
| Frontis | 7 |
| Frontispicio | 12 |
| Fronton | 7 |
| Frost | 5 |
| Frotar | 6 |
| Frote | 5 |
| Frozen | 6 |
| Frozono | 7 |
| Fructuosa | 9 |
| Fructuoso | 9 |
| Frufru | 6 |
| Frugal | 6 |
| Frugivoro | 9 |
| Frui | 4 |
| FruiciÓn | 9 |
| Frunce | 6 |
| Fruncido | 8 |
| Fruncir | 7 |
| FruslerÍa | 10 |
| Fruslero | 8 |
| Frustrado | 9 |
| Frustrar | 8 |
| Fruta | 5 |
| Frutal | 6 |
| Frutas | 6 |
| Frutecer | 8 |
| Frutera | 7 |
| FruterÍa | 9 |
| Frutero | 7 |
| Fruticola | 9 |
| Frutilla | 8 |
| Frutillar | 9 |
| Frutos | 6 |
| Ftiriasis | 9 |
| Fu | 2 |
| Fuchi | 5 |
| Fucilar | 7 |
| Fucilazo | 8 |
| Fuco | 4 |
| Fucsia | 6 |
| Fudre | 5 |
| Fue | 3 |
| Fuego | 5 |
| Fueguino | 8 |
| Fuel | 4 |
| Fuelle | 6 |
| Fuente | 6 |
| Fuentes | 7 |
| FuentÓn | 8 |
| Fueras | 6 |
| Fuerista | 8 |
| Fueros | 6 |
| Fuerte | 6 |
| Fuerza | 6 |
| Fuet | 4 |
| Fueye | 5 |
| Fufu | 4 |
| Fuga | 4 |
| Fugaku | 6 |
| Fugar | 5 |
| Fugarse | 7 |
| Fugaz | 5 |
| Fugitivo | 8 |
| Fui | 3 |
| Fuina | 5 |
| Fuji | 4 |
| Fujimori | 8 |
| Fujita | 6 |
| Fujitsu | 7 |
| Fukushima | 9 |
| Ful | 3 |
| Fulana | 6 |
| Fular | 5 |
| Fulcro | 6 |
| Fulero | 6 |
| Fulgente | 8 |
| Fulgor | 6 |
| Fulica | 6 |
| Full | 4 |
| Fulla | 5 |
| Fullback | 8 |
| FullerÍa | 9 |
| Fullero | 7 |
| Fulminado | 9 |
| Fulminar | 8 |
| Fulminato | 9 |
| Fulmine | 7 |
| Fumadero | 8 |
| Fumador | 7 |
| Fumadores | 9 |
| FumanchÚ | 9 |
| Fumando | 7 |
| Fumar | 5 |