| Impotenz | impotence |
| impotent | impotent powerless |
| Idempotenz | idempotence |
| Potenz | potency virility power |
| Impedanz | impedance |
| Importeur | importer |
| impfen | vaccinate |
| importun | annoying |
| imposant | impressive |
| empörend | outrageous |
| empören | be angered be outraged outrage |
| idempotent | idempotent |
| umpolen | change the polarity reverse the polarity change turn round reverse twist right around |
| Omnipotenz | omnipotence totipotency |
| potent | potent |
| Imhotep | Imhotep |
| Kompetenz | competence |
| Indolenz | idleness |
| Insolenz | boldness |
| Impetigo | impetigo |