diarrhea
From LSJ
Εὐκαταφρόνητός ἐστι σιγηρὸς τρόπος → A way of life disposed to silence is contemptible → Taciturna facile ingenia contemni solent → Gemein ist ein Charakter, über den man schweigt
English > Greek (Woodhouse)
substantive
they suffered from diarrhoea: κάτω διεχώρει αὐτοῖς (Xenophon, Anabasis 4, 8, 20).