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plastisch

Ὁ δ' ἀνεξέταστος βίος οὐ βιωτὸς ἀνθρώπῳ -> The unexamined life is not worth living
Plato, Apology of Socrates 38a

Dutch > Greek

plastisch = πλαστικός

(Translation based on the reversal of Mijnwoordenboek's Ancient Greek to Dutch dictionary)