ὑπερινάω
From LSJ
ἐν δὲ τοῖς φυσικοῖς ἀεὶ οὕτως, ἂν μή τι ἐμποδίσῃ → in natural products the sequence is invariable, if there is no impediment | now with that which is natural it is always thus if there is no impediment
English (LSJ)
A purge violently, Hp. as cited by Erot. (cf. ὑπέρινος), Poll.4.179 (Pass.).
Greek (Liddell-Scott)
ὑπερῐνάω: κενόω ἰσχυρῶς διὰ καθάρσεως, Ἱππ., ὡς μνημονεύεται παρὰ τῷ Ἐρωτιαν. (πρβλ. ὑπέρινος), Πολυδ. Δ΄, 179.