ἀδιανοητεύομαι
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 speak unintelligibly, Sch.Ar.Av.1377.
Greek (Liddell-Scott)
ἀδιανοητεύομαι: ἀποθ., ὁμιλῶ ἀδιανοήτως, ἀκατανοήτως, Σχόλ. εἰς Ἀριστοφ. Ὄρν. 1377.
Spanish (DGE)
hablar sin pensar Sch.Ar.Au.1377.