| hyperventilieren | hyperventilate |
| ventilieren | ventilate |
| hypertrophieren | hypertrophy |
| Hypoventilation | hypoventilation |
| hypnotisieren | hypnotize hypnotise |
| Experimentieren | experimentation |
| experimentieren | experiment |
| perennieren | consist |
| perfektionieren | perfect |
| perpetuieren | perpetuate |
| intervenieren | intervene intercede interfere |
| fermentieren | ferment |
| Hypertension | hypertension |
| Hypertext-Link | hyperlink |
| Hypertextlink | hyperlink |
| perfundieren | perfuse |
| personifizieren | personify |
| superponieren | superpose |
| persiflieren | satirize |
| persistieren | persist |