μεῖξαι
From LSJ
θεωρεῖται δὲ ἀνοησίᾳ κρείττονι νοήσεως → it is grasped only by means of an ignorance superior to intellection, it may be immediately cognised only by means of a non-intellection superior to intellection
Greek (Liddell-Scott)
μεῖξαι: μείξω, μεικτός, Μειξιάδης, Μειξίας, Μειξικλῆς, κτλ. ἀντὶ μῖξαι μίξω, μικτός κτλ., Meisterh. 240, 144.