ὑγροκοίλιος
From LSJ
εἰ πάλιν ἔστι γενέσθαι, ὕπνος σ' ἔ̣χει οὐκ ἐπὶ δηρόν, εἰ δ' οὐκ ἔστιν πάλιν ἐλθεῖν, αἰώ̣νιος ὕπνος → if it is possible for you to be born again, you will fall asleep, briefly; if it is not possible to return — it would be eternal sleep
English (LSJ)
ον,
A having moist or loose faeces, Arist.HA632b11 (ὑγρό-κοιλος is f.l. in Cyran.56; cf. ὑδρόκοιλος).
German (Pape)
[Seite 1171] mit flüssigem, weichem Unterleibe; Arist. H. A. 9, 50; Medic.