| Inhalation | inhalation |
| Inhalator | inhaler |
| Inhumation | inhumation |
| Inflation | inflation |
| Chalazion | chalazion |
| Eskalation | escalation |
| Installation | installation installation art |
| Isolation | insulation isolation |
| Infixation | infixation |
| Initiation | initiation |
| Inkubation | incubation |
| Indikation | indication |
| Inkarnation | incarnation |
| Innovation | innovation |
| Intonation | intonation |
| Intubation | intubation |
| Inundation | flood |
| Inhaberin | proprietor |
| einhalten | abide by respect |
| Inhalt | content plot |