ξένῳ δὲ σιγᾶν κρεῖττον ἢ κεκραγέναι → it's better for a stranger to keep silence than to shout (Menander)
Ar. and P. διάρροια, ἡ.
they suffered from diarrhoea: κάτω διεχώρει αὐτοῖς (Xenophon, Anabasis 4, 8, 20).