| Felix | Félix |
| Felix Bloch | Felix Bloch |
| Felix Edmundovich Dzerzhinsky | Felix Edmundovich Dzerzhinsky |
| Felix Felicis | Felix Felicis |
| Felix Hausdorff | Felix Hausdorff |
| Felix III | Félix III |
| Felix Kersten | Félix Kersten |
| Felix Klein | Felix Klein |
| Felix Magath | Felix Magath |
| Felix Mendelssohn | Felix Mendelssohn-Bartholdy |
| Felix Mendelssohn College of Music and Theatre | Escuela superior de música y teatro Felix Mendelssohn |
| Felix Perez Camacho | Félix Pérez Camacho |
| Felix Salten | Felix Salten |
| Felix Sanchez | Félix Sánchez |
| Felix the Cat | El gato Félix |
| Felix Yussupov | Félix Yusupov |
| fell | cortar |
| Fell on Black Days | Fell on Black Days |
| fella | muchacho |
| fellatio | felación |
| felloe | llanta |
| fellow | tipo |
| fellow classmate | compañero de clase |
| Fellow Esperantist | Colega-esperantista |
| fellow man | semejante |
| Fellow of the Royal Society | Miembro de la Royal Society |
| fellow worker | colega |
| fellow-sufferer | compañero en la desgracia |
| fellowman | semejante |
| fellowship | compañerismo |
| Fellowship of the Ring | La Comunidad del Anillo |
| Fellowship with | Comercio |
| fellwalking | senderismo |
| felly | llanta |
| Fellype Gabriel | Fellype Gabriel de Melo e Silva |
| felon | criminal |
| Felonies | Delito |
| felonious | criminal |
| felony | delito |
| Felsberg | Felsberg |
| felt | fieltro |
| felt-tip | rotulador |
| felt-tip pen | rotulador |
| felt-tipped pen | rotulador |
| felucca | falúa |
| female | mujer |
| female cat | gata |
| female cook | cocinera |
| Female ejaculation | Eyaculación femenina |
| female germ cell | óvulo |
| female hairdresser | peluquera |
| Female homicides in Ciudad Juárez | Feminicidios en Ciudad Juárez |
| Female hysteria | Histeria femenina |
| female journalist | periodista |
| Female monkey | Mica |
| female relative | pariente |
| female singer | cantora |
| female stenotypist | mecanógrafa |
| female tailor | costurera |
| female teacher | maestra |
| feme covert | mujer casada |
| feme sole | mujer soltera |
