phytopathology

The story

1. Proto-Indo-European*bʰuH-
2. Proto-Indo-European*bʰuHyéti
3. Ancient Greekφῠ́ω (phŭ́ō)
4. Ancient Greekφῠτός (phŭtós)
5. Ancient Greekφῠτόν (phŭtón)
6. Englishphyto-
7. Ancient Greekπάσχω (páskhō)
8. Ancient Greekπᾰ́θος (pắthos)
9. Proto-Indo-European*leǵ-
10. Proto-Indo-European*lóǵos
11. Proto-Hellenic*lógos
12. Ancient Greekλόγος (lógos)
13. Frenchpathologie
14. Englishpathology
15. English todayphytopathology

From phyto- + pathology.