| Investor | investor |
| Inventar | inventory stock |
| Inventur | inventory |
| Invention | invention |
| Inversion | anastrophe |
| Invasion | invasion |
| Silvester | New Year's Eve Hogmanay Sylvester |
| Ingestion | ingestion |
| inzestuös | incestuous |
| ungestört | undisturbed |
| Inzest | incest |
| Bivektor | bivector |
| Hintertor | postern |
| Induktor | inductor |
| Inspektor | inspector |
| Vektor | vector |
| investierte | funded |
| Invektive | invective scolding |
| Investition | investment |
| invasiv | invasive |