bijuridical

The story

1. Proto-Indo-European*dwóh₁
2. Proto-Indo-European*dwi-
3. Proto-Italic*dwi-
4. Latinbi-
5. Englishbi-
6. Proto-Indo-European*h₂ey-
7. Proto-Indo-European*h₂óyu
8. Proto-Indo-European*h₂yew-
9. Proto-Indo-European*h₂yéwos
10. Proto-Italic*jowos
11. Latiniūs
12. Proto-Indo-European*deyḱ-
13. Proto-Indo-European*déyḱeti
14. Proto-Italic*deikō
15. Latindīcō
16. Latiniūridicus
17. Englishjuridic
18. Proto-Indo-European*h₂el-
19. Proto-Indo-European*h₂élisder.?
20. Latiniuridicalis
21. Englishjuridical
22. English todaybijuridical

From bi- + juridical.