| invertieren | double back invert |
| inventieren | invent |
| investieren | invest |
| invertiert | inverted |
| konvertieren | convert |
| avertieren | alert |
| innervieren | innervate |
| inserieren | advertise |
| internieren | intern |
| invertierbar | invertible |
| investierte | funded |
| invadieren | invade |
| investigieren | investigate |
| involvieren | involve |
| konvergieren | converge |
| konversieren | converse make conversation |
| vertiefen | deepen |
| divergieren | diverge |
| verlieren | lose relinquish |
| versieren | dump |