| Internodium | internode internodal segment |
| Interludium | interlude |
| Interregnum | interregnum |
| Interdikt | interdict |
| Interim | interim meantime arrangement solution temporary |
| Internist | internist |
| intermediär | intermediate intermediary |
| Ingenium | angel |
| Hinterdarm | proctodeum |
| Hinterraum | snug |
| Interaktom | interactome |
| Intercity | express train |
| Internierte | internee |
| Internierung | internment |
| Internistin | internist |
| Hinterindien | Farther India |
| Intendant | artistic director theatre manager |
| Intension | tenseness |
| Intention | intention |
| Interaktion | interaction |