| Improvisation | improvisation |
| Implikation | implication |
| improvisieren | improvise |
| Provision | commission |
| Provokation | provocation |
| Memoisation | memoization |
| Inthronisation | enthronement |
| Ionisation | ionization ionisation |
| Jarowisation | jarovization |
| Implantation | implantation |
| Implosion | implosion |
| Impresario | impresario |
| improvisiert | ad lib |
| Impression | impression |
| Expropriation | expropriation |
| Profanation | desecration |
| Provitamin | vitamer |
| Approbation | licence to practise medicine |
| Appropriation | appropriation appropriation art |
| Prohibition | prohibition |