Iapetos — a son of Uranus and Ge, a Titan and brother of Cronus, Oceanus, Coeus, Hyperion, Tethys, Rhea…
Ancient Greek word, found 12 times in the texts on Socratos.
Apollonius Rhodius, Argonautica 3.866: Ἰαπετοῖο πάις ὀδύνῃ πέρι θυμὸν ἀλύων.
Aristophanes, Clouds 998: μηδʼ ἀντειπεῖν τῷ πατρὶ μηδέν, μηδʼ Ἰαπετὸν καλέσαντα
Hesiod, Theogony 18: Λητώ τʼ Ἰαπετόν τε ἰδὲ Κρόνον ἀγκυλομήτην