| 1 | Ancient Greek | κρατέω | to rule, command; to conquer, prevail, gain the... |
| 2 | Ancient Greek | -έω | Used to form verbs from nouns, adjectives and... |
| 3 | Proto-Indo-European | -éyeti | Forms causative imperfective verbs from roots;... |
| 4 | Proto-Indo-European | -yeti | Creates transitive imperfective verbs from roots |