The story
- Proto-Indo-European*wed-
- Proto-Indo-European*wódr̥
- Proto-Hellenic*údōr
- Ancient Greekῡ̆̔́δωρ (hū̆́dōr)
- Ancient Greekῠ̔δρο- (hŭdro-)
- Englishhydro-
- Proto-Hellenic*plátʰyō
- Proto-Hellenic*plát͏̌t͏̌ō?
- Ancient Greekπλάσσω (plássō)
- Ancient Greekπλᾰστῐκός (plăstĭkós)
- Latinplasticus
- Englishplastic
- English todayhydroplastic
Etymology from Wiktionary, CC BY-SA 4.0.