| interessieren | interest |
| interessiert | interested |
| interferieren | interfere |
| interagieren | interact |
| internieren | intern |
| interpellieren | interpellate |
| interpolieren | interpolate |
| interponieren | mediate appeal |
| intervenieren | intervene intercede interfere |
| interzedieren | mediate |
| Interesse | interest concern |
| Interessent | interested party potential buyer potential customer prospect prospective buyer prospective customer applicant interested person |
| Interessentin | stakeholder |
| integrieren | integrate |
| intendieren | intend |
| intensivieren | intensify |
| intermittieren | intermit |
| internalisieren | internalize internalise |
| interpretieren | interpret |
| interviewen | interview |