hyperactivate

The story

1. Proto-Indo-European*úp
2. Proto-Indo-European*upér
3. Proto-Hellenic*hupér
4. Ancient Greekῠ̔πέρ (hŭpér)
5. Ancient Greekῠ̔περ- (hŭper-)
6. Englishhyper-
7. Proto-Indo-European*h₂eǵ-
8. Proto-Indo-European*h₂éǵeti
9. Proto-Italic*agō
10. Latinagō
11. Ancient Greekἐνεργητικός (energētikós)
12. Latināctīvu
13. Old Frenchactif
14. Middle Englishactyf
15. Englishactive
16. Englishactivate
17. English todayhyperactivate

From hyper- + activate.