stanozolol

The story

1. Proto-Indo-European*médʰu
2. Proto-Hellenic*métʰu
3. Ancient Greekμέθυ (méthu)
4. Proto-Indo-European*swel-der.?
5. Ancient Greekῡ̔́λη (hū́lē)
6. GermanMethy
7. Englishmethyl
8. Englishandrostane
9. Englishprednisolone
10. Englishandrostanolone
11. English(me)stanol(one)
12. Proto-Indo-European*péh₂wr̥
13. Proto-Hellenic*pāwər
14. Ancient Greekπῦρ (pûr)
15. Latinpyr
16. Englishpyro-
17. Englishpyr-
18. Proto-Indo-European*né
19. Proto-Indo-European*n̥-
20. Proto-Hellenic*ə-
21. Ancient Greekᾰ̓- (ă-)
22. Proto-Indo-European*gʷeyh₃-
23. Proto-Indo-European*gʷih₃wós
24. Proto-Indo-European*gʷíh₃weti
25. Proto-Hellenic*gʷyṓw-ō
26. Proto-Hellenic*d͏̌ṓwō
27. Ancient Greekζώω (zṓō)
28. Ancient Greekζῶ (zô)
29. Ancient Greekζωή (zōḗ)
30. Frenchazote
31. Englishazote
32. Englishazo-
33. Englishazole
34. English(pyra)zol(e)
35. English todaystanozolol

From (me)stanol(one) + (pyra)zol(e).