| interagieren | interact |
| internieren | intern |
| intrigieren | intrigue cabal |
| interferieren | interfere |
| integrieren | integrate |
| intendieren | intend |
| interessieren | interest |
| interpolieren | interpolate |
| interponieren | mediate appeal |
| intervenieren | intervene intercede interfere |
| interviewen | interview |
| interzedieren | mediate |
| iterieren | iterate |
| innervieren | innervate |
| inserieren | advertise |
| invertieren | double back invert |
| Interferon | interferon |
| Internierte | internee |
| Internierung | internment |
| Interferenz | interference |