| perfektionist | perfectionist |
| perforera | perforate |
| perforering | perforation |
| Performance | Performance art |
| Perfusionist | Perfusionist |
| pergament | parchment |
| Pergamon | Pergamon |
| Pergamonmuseet | Pergamon Museum |
| pergola | pergola |
| PERI GmbH | PERI GmbH |
| Peribsen | Seth-Peribsen |
| perifer | peripheral |
| periferi | circumference |
| periferisk | peripheral |
| perifras | circumlocution |
| perifärt parkområde | peripheral park area |
| perigeum | perigee |
| Perigeumargument | Argument of periapsis |
| perihelium | perihelion |
| Perikles | Pericles |
| Periklís Iakovákis | Periklis Iakovakis |
| Perim | Perim |
| perineum | perineum |
| Perino del Vaga | Perin del Vaga |
| period | stretch |
| period med idel framgångar | winning streak |
| period med idel motgångar | losing streak |
| perioder | periods |
| periodisering | accrual |
| periodisk | periodic |
| Periodisk funktion | Periodic function |
| periodisk skrift | periodical |
