| Interpunktion | punctuation |
| Interaktion | interaction |
| Interjektion | interjection |
| Interpolation | interpolation |
| Interruption | interruption |
| Intervention | intervention |
| interpunktieren | punctuate |
| Interpellation | interpellation |
| Interpretin | performer |
| Interruptio | abortive |
| Intinktion | intinction |
| Intention | intention |
| Interception | interception |
| Interpretation | interpretation |
| Introjektion | introjection |
| Untersektion | subsection |
| Inunktion | embrocation unction |
| Interaktom | interactome |
| Internistin | internist |
| Intrusion | intrusion |