| interaktiv | interactive |
| Interaktivität | interactivity |
| Interaktom | interactome |
| Interaktion | interaction |
| Iterativ | frequentative |
| iterativ | iterative |
| interventiv | interventive intervention |
| überaktiv | hyperactive |
| Imperativ | imperative |
| imperativ | imperative |
| hyperaktiv | hyperactive |
| attraktiv | attractive |
| inaktiv | dormant |
| Instruktiv | instructive |
| instruktiv | instructive |
| injektiv | injective |
| Intercity | express train |
| Interlaken | Interlaken |
| Internistin | internist |
| Interpretin | performer |