ἔκρηξις
From LSJ
ὅπου ἡ λεοντῆ μὴ ἐφικνεῖται, προσραπτέον ἐκεῖ τὴν ἀλωπεκῆν → if a lionskin doesn't do the trick, put on the fox | if force doesn't work, try cunning | where the lion's skin will not reach, it must be patched out with the fox's
English (LSJ)
εως, ἡ,
A breaking out, discharge, Hp.Steril.213 ; bursting of an abscess, Hippiatr. 20, al.; ἐ. τοῦ ὕδατος Sch.Theoc.7.5. II bursting asunder, τοῦ νέφους Arist.Mu.395a15.