neocolonial

The story

1. Proto-Indo-European*nu
2. Proto-Indo-European*néwos
3. Proto-Hellenic*néwos
4. Ancient Greekνέος (néos)
5. Ancient Greekνεο- (neo-)
6. Englishneo-
7. Proto-Indo-European*kʷelh₁-
8. Proto-Indo-European*kʷélh₁eti
9. Proto-Italic*kʷelō
10. Latincolō
11. Latincolōnus
12. Latincolōnia
13. Middle Englishcolane
14. Englishcolony
15. Proto-Indo-European*h₂el-
16. Proto-Indo-European*h₂élisder.?
17. Englishcolonial
18. English todayneocolonial

From neo- + colonial.