| interstitiell | interstitial |
| intersententiell | intersentential |
| Untertitel | subtitle caption subtitles |
| Hinterseite | reverse back |
| Interserie | Interserie |
| interkulturell | intercultural cross-cultural |
| intersexuell | intersexual |
| interstellar | interstellar |
| intertidal | intertidal |
| intestinal | intestinal enteral |
| Untergestell | pedestal |
| Unterstützer | contributor |
| unterstützend | auxiliary |
| Unterseite | bottom underneath underpart underside subpage |
| unterstützen | support |
| Investition | investment |
| industriell | industrial |
| Hintersteven | sternpost |
| Hinterteil | tail rear |
| Interaktivität | interactivity |