ἐξηθέω
From LSJ
Ἐς δὲ τὰ ἔσχατα νουσήματα αἱ ἔσχαται θεραπεῖαι ἐς ἀκριβείην, κράτισται → But for extreme illnesses, extreme remedies, applied with severe exactitude, are the best (Hippocrates, Aphorism 6)
English (LSJ)
A filter out, purify, in Pass., Arist.Pr.967a15, Thphr.CP6.13.1.
Greek (Liddell-Scott)
ἐξηθέω: διηθῶ, διυλίζω, Θεόφρ. π. Φυτ. Αἰτ. 6. 13, 1: - Παθ., Ἀριστ. Προβλ. 38. 5.