| Protonentherapie | proton therapy |
| Gruppentherapie | group therapy |
| Protonenmasse | proton mass |
| Prototheria | Prototheria |
| Gentherapie | gene therapy |
| Madentherapie | maggot therapy |
| Ergotherapie | occupational therapy |
| Aromatherapie | aromatherapy |
| Autotherapie | autotherapy |
| Logotherapie | logotherapy |
| Prominenter | star celebrity |
| Protoneneinfang | proton capture |
| Protonendonator | proton donor |
| Hydrotherapie | hydrotherapy |
| Photosynthese | photosynthesis |
| Photonentorpedo | photon torpedo |
| Knotentheorie | knot theory |
| Gestalttherapie | gestalt therapy |
| Hypnotherapie | hypnotherapy |
| Pharmakotherapie | pharmacotherapy |