| insistieren | insist |
| insinuieren | insinuate |
| assistieren | assist |
| desistieren | to desist |
| investieren | invest |
| einsortieren | file |
| inserieren | advertise |
| inspirieren | inspire |
| inspizieren | inspect check examine |
| instituieren | institute |
| instruieren | instruct |
| inszenieren | stage |
| persistieren | persist |
| existieren | exist |
| koexistieren | coexist coëxist |
| anstieren | stare |
| imitieren | imitate copy fake impersonate |
| inhaftieren | arrest |
| inventieren | invent |
| invertieren | double back invert |