| Phase-shift keying | Phase-shift keying |
| phasemeter | fasometro |
| Phaseolus vulgaris | Phaseolus vulgaris |
| phaseout | annullamento graduale |
| phaseouts | dipanare |
| Phases of the moon | Fasi lunari |
| Phasianidae | Phasianidae |
| Phasing out | Minuto |
| Phasmatodea | Phasmoidea |
| Phayao | Phayao |
| Phayao Province | Phayao |
| Phaëton | Fetonte |
| PhD | dottore |
| pheasant | fagiano |
| Pheasant Island | Isola dei Fagiani |
| Phecda Gamma Thor | Thor |
| Pheidippides | Fidippide |
| Pheidon | Fedone |
| Phemius | Femio |
| Phenakite | Phenakite |
| Phenanthrene | Fenantrene |
| Phenazine | Fenazina |
| Phenethylamine | Feniletilamina |
| Phenix | Fenice |
| phenobarbital | fenobarbiturico |
| Phenocopy | Fenocopia |
| phenol | fenolo |
| Phenol formaldehyde resin | Resine fenoliche |
| Phenol red | Rosso fenolo |
| Phenolphtalein | Fenolftaleina |
| Phenom | Phenom |
| phenomenal | fenomenale |
| Phenomenology | Fenomenologia |
| phenomenon | fenomeno |
| phenotype | fenotipo |
| Phenylalanine | Fenilalanina |
| Phenylhydrazine | Fenilidrazina |
| Phenylketonuria | Fenilchetonuria |
| Pheosia tremula | Porcellana |
| Pherae | Fere |
| Pherecydes of Syros | Ferecide di Siro |
| pheromone | feromoni |
| phessant | fagiano |
| Phetchabun Province | Phetchabun |
| phew | ohi |
| Phi | Phi |
| phial | fiala |
| Phials | Bottiglia |
| Phichit Province | Phichit |
| Phidias | Fidia |
| Phil Anselmo | Phil Anselmo |
| Phil Collins | Phil Collins |
| Phil Foglio | Phil Foglio |
| Phil Hartman | Phil Hartman |
| Phil Hill | Phil Hill |
| Phil Knight | Philip Knight |
| Phil Lynott | Philip Lynott |
| Phil Mahre | Phil Mahre |
| Phil of the Future | Phil dal futuro |
| Phil Philthy Animal Taylor | Phil Taylor |
| Phil Selway | Phil Selway |
| Phil Zimmermann | Phil Zimmermann |
| Philadelphia | Philadelphia |
| Philadelphia chromosome | Philadelphia |
| Philadelphia Eagles | Philadelphia Eagles |
| Philadelphia Experiment | Esperimento di Philadelphia |
| Philadelphia Flyers | Philadelphia Flyers |
| Philadelphia Museum of Art | Philadelphia Museum of Art |
| Philadelphia Phillies | Philadelphia Phillies |
| Philae | Philae |
| Philae lander | Philae lander |
| Philammon | Filammone |
| philanderer | donnaiolo |
| philanthropic | filantropo |
| philanthropist | filantropo |
| philanthropy | filantropia |
