autodynamic

The story

1. Proto-Indo-European*h₂ew
2. Proto-Indo-European*tó-
3. Proto-Hellenic*autós
4. Proto-Indo-European*h₂ew
5. Ancient Greekαὖ (aû)
6. Ancient Greekτόν (tón)
7. Ancient Greekαὐτός (autós)
8. Ancient Greekαὐτο- (auto-)
9. Englishauto-
10. Proto-Indo-European*dewh₂-
11. Proto-Hellenic*dunamai
12. Ancient Greekδῠ́νᾰμαι (dŭ́nămai)
13. Ancient Greekδύναμις (dúnamis)
14. Ancient Greekδυναμικός (dunamikós)
15. Frenchdynamique
16. Englishdynamic
17. English todayautodynamic

From auto- + dynamic.