| Interrobang | interrobang |
| Integrand | integrand |
| Winteranfang | beginning of winter |
| interessant | interesting |
| Untergang | downfall sinking decline |
| Unterredung | discussion interview parley |
| Hinterraum | snug |
| Interferon | interferon |
| Interlaken | Interlaken |
| Internetblog | blog |
| Internierung | internment |
| Interphase | interphase |
| Interpretin | performer |
| Interregnum | interregnum |
| Interrex | interrex |
| Interruptio | abortive |
| Interval | range |
| intrigant | conniving |
| Intrigant | intriguer |
| Hinterausgang | back exit rear exit |