| Hypnotherapie | hypnotherapy |
| Hydrotherapie | hydrotherapy |
| Hypothermie | hypothermia |
| Physiotherapie | physiotherapy physical therapy |
| Hyperthermie | hyperthermia |
| Ergotherapie | occupational therapy |
| Ampelotherapie | ampelotherapy |
| Autotherapie | autotherapy |
| Chemotherapie | chemotherapy |
| Logotherapie | logotherapy |
| Psychotherapie | psychotherapy |
| Radiotherapie | radiotherapy |
| Gentherapie | gene therapy |
| Hypotheka | hypotheca |
| Hyperopie | hyperopia |
| Hypothekar | mortgagee |
| Hypothese | hypothesis |
| Hypothyreose | hypothyroidism |
| Hypästhesie | hypaesthesia |
| Madentherapie | maggot therapy |