ἄπληκτος
From LSJ
Περὶ τοῦ ἐπέκεινα τοῦ νοῦ κατὰ μὲν νόησιν πολλὰ λέγεται, θεωρεῖται δὲ ἀνοησίᾳ κρείττονι νοήσεως → On the subject of that which is beyond intellect, many statements are made on the basis of intellection, but it may be immediately cognised only by means of a non-intellection superior to intellection
English (LSJ)
ον,
A unstricken, of a horse needing no whip or spur, Eup. 232, Pl.Phdr.253d: metaph., Plu.2.721e; unwounded, without receiving a blow, φροῦδοι δ' ἄ. E.Rh.814; immune from stings, Dsc. 2.118; of a plant, uninjured, Thphr.HP9.14.1. 2 Act., not striking, in Adv. -τως without pulsation, Procl.in Cra.p.37P. II Act., not irritating or pungent, Sor.2.59: Comp., not too stimulating, Herod.Med. ap. Aët.5.116. Adv. -τως Ruf. ap. Orib.8.24.53.