amyloplastic

The story

1. Proto-Indo-European*né
2. Proto-Indo-European*n̥-
3. Proto-Hellenic*ə-
4. Ancient Greekἀ- (a-)
5. Proto-Indo-European*melh₂-
6. Proto-Hellenic*mólā
7. Ancient Greekμύλη (múlē)
8. Ancient Greekἄμῠλος (ámŭlos)
9. Ancient Greekἄμῠλον (ámŭlon)
10. Latinamylum
11. Englishamylo-
12. Proto-Hellenic*plátʰyō
13. Proto-Hellenic*plát͏̌t͏̌ō?
14. Ancient Greekπλάσσω (plássō)
15. Ancient Greekπλᾰστῐκός (plăstĭkós)
16. Latinplasticus
17. Englishplastic
18. English todayamyloplastic

From amylo- + plastic.