nitrazepam

The story

1. Egyptiannṯr
2. Egyptiannṯrj
3. Ancient Greekνῐ́τρον (nĭ́tron)
4. Englishnitro-
5. Englishnitr-
6. Arabicلُبَان (lubān)
7. Proto-Indo-European*yew-
8. Proto-Indo-European*yéwos
9. Proto-Indo-Iranian*yáwas
10. Sanskritयव (yava)bor.?
11. Proto-Austronesian*zawa
12. Proto-Malayo-Polynesian*zawader.?
13. Old Javanesejawa
14. Old JavaneseJawi
15. Javaneseꦗꦮꦶ (jawi)
16. Arabicجَاوَة (jāwa)
17. Arabicـِيّ (-iyy)
18. Arabicجَاوِيّ (jāwiyy)
19. Arabicلُبَان جَاوِيّ (lubān jāwiyy)
20. Catalanbenjuí
21. Middle Frenchbenjoin
22. Englishbenzoin
23. Englishbenzo-
24. Proto-Indo-European*dwóh₁
25. Proto-Indo-European*dwi-
26. Proto-Hellenic*dwi-
27. Ancient Greekδῐ- (dĭ-)
28. Latindi-
29. Englishdi-
30. Proto-Indo-European*né
31. Proto-Indo-European*n̥-
32. Proto-Hellenic*ə-
33. Ancient Greekᾰ̓- (ă-)
34. Proto-Indo-European*gʷeyh₃-
35. Proto-Indo-European*gʷih₃wós
36. Proto-Indo-European*gʷíh₃weti
37. Proto-Hellenic*gʷyṓw-ō
38. Proto-Hellenic*d͏̌ṓwō
39. Ancient Greekζώω (zṓō)
40. Ancient Greekζῶ (zô)
41. Ancient Greekζωή (zōḗ)
42. Frenchazote
43. Englishazote
44. Englishaz-
45. Proto-Afroasiatic*sṗɣ?
46. Proto-Semitic*šabʕ-bor.?
47. Proto-Indo-European*septḿ̥
48. Proto-Hellenic*heptə́
49. Ancient Greekἑπτᾰ́ (heptắ)
50. Frenchhepta-
51. Englishazepine
52. Englishdiazepine
53. English(benzo)diazep(ine)
54. Egyptianjmn
55. Ancient GreekᾸ̓́μμων (Ắmmōn)
56. LatinAmmōn
57. Latinammoniacus
58. Englishammonia
59. Proto-Indo-European*dʰeh₁-
60. Englisham(ide)
61. Englishdiazepam
62. English todaynitrazepam

From nitr- + -azepam (“diazepam derivative”).