anatomicosurgical

The story

1. Proto-Indo-European*h₂en-
2. Proto-Hellenic*aná
3. Ancient Greekᾰ̓νᾰ́ (ănắ)
4. Ancient Greekἀνα- (ana-)
5. Proto-Indo-European*temh₁-
6. Ancient Greekτέμνω (témnō)
7. Ancient Greekἀνατέμνω (anatémnō)
8. Ancient Greekἀνατομή (anatomḗ)
9. Latinanatomia
10. Frenchanatomie
11. Frenchanatomique
12. Latinanatomicus
13. Englishanatomic
14. Englishanatomico-
15. Proto-Indo-European*ǵʰes-
16. Proto-Indo-European*ǵʰésōr
17. Proto-Hellenic*kʰéhər
18. Ancient Greekχείρ (kheír)
19. Proto-Indo-European*werǵ-
20. Proto-Indo-European*worǵós
21. Proto-Hellenic*worgós
22. Ancient Greekχειρουργός (kheirourgós)
23. Ancient Greekχειρουργῐκός (kheirourgĭkós)
24. Late Latinchīrurgicus
25. Proto-Indo-European*h₂el-
26. Proto-Indo-European*h₂élisder.?
27. Medieval Latincirurgicālis
28. Middle Frenchcirurgica
29. Middle Englishcirurgical
30. Englishsurgical
31. English todayanatomicosurgical

From anatomico- + surgical.