orciprenaline

The story

1. Proto-Indo-European*h₂ew-
2. Proto-Indo-European*h₂ṓws
3. Proto-Italic*ausis
4. Latinauris
5. Latinauricula
6. Latinōricula
7. Italianoricello
8. Arabic[script needed] ('urjālla)influ.
9. Old Catalanorxella
10. Old Frenchorchel
11. Frenchorseille
12. Dutchorseille
13. New Latinorcina
14. Frenchorcine
15. Englishorcin
16. Akkadian𒎎𒋆𒁉𒍣𒁕 (guḫlum)
17. Aramaicכוחלא (kuḥlā)
18. Arabicكُحْل (kuḥl)
19. Andalusian Arabicكُحُول (kuḥūl)
20. Medieval Latinalcoho
21. Middle Englishalcofol
22. Englishalcohol
23. Englishorcinol
24. Ancient Greekῐ̓́σος (ĭ́sos)
25. Englishiso-
26. Frenchpropionique
27. Proto-Indo-European*swel-der.?
28. Ancient Greekῡ̔́λη (hū́lē)
29. Frenchpropyl-
30. Englishpropyl
31. Englishisopropyl
32. Proto-Indo-European*ǵneh₃-
33. Proto-Indo-European*ǵn̥h₃sḱéti
34. Proto-Hellenic*gignṓskō
35. Ancient Greekγιγνώσκω (gignṓskō)
36. Ancient Greekγνώμων (gnṓmōn)
37. Latinnorma
38. Proto-Indo-European*h₂el-
39. Proto-Indo-European*h₂élisder.?
40. Latinnōrmālis
41. Englishnormal
42. Englishnor-
43. Proto-Indo-European*h₂éd
44. Proto-Italic*ad
45. Proto-Italic*ad-
46. Latinad-
47. Englishad-
48. Latinrēn
49. Late Latinrēnāli
50. Englishrenal
51. Englishadrenal
52. Englishadrenaline
53. Englishnoradrenaline
54. Englishisoprenaline
55. English todayorciprenaline

From orci(nol) + -prenaline (“phenethylamine derivative”).