polycyclic

The story

1. Proto-Indo-European*pleh₁-
2. Proto-Indo-European*polh₁ús
3. Ancient Greekπολῠ́ς (polŭ́s)
4. Englishpoly-
5. Proto-Indo-European*kʷelh₁-redup.
6. Proto-Indo-European*kʷékʷlos
7. Proto-Hellenic*kʷókʷlos
8. Proto-Hellenic*kúklos
9. Ancient Greekκύκλος (kúklos)
10. Ancient Greekκυκλῐκός (kuklĭkós)
11. Classical Latincyclicu
12. Middle Frenchcyclique
13. Frenchcyclique
14. Classical Latincyclicus
15. Englishcyclic
16. English todaypolycyclic

From poly- + cyclic.