| Insulaner | islander |
| Insulanerin | islander |
| Insulin | insulin |
| Angolaner | Angolan |
| Isländer | Icelander |
| Niueaner | Niuean |
| Indianer | American Indian Amerindian Indian native American red Indian |
| Inliner | rollerblade |
| Installer | installer |
| Pinseler | dauber |
| Einsilber | monosyllable |
| Einsilbler | monosyllable |
| Einspänner | fall |
| Inselchen | islet |
| Insider | insider |
| Insigne | insigne |
| Insolenz | boldness |
| Instanz | instantiate |
| ins Blaue | mystery tour |
| insolent | ill-mannered impertinent insolent |