ἀμβλύς
ὁ μὴ δαρεὶς ἄνθρωπος οὐ παιδεύεται → spare the rod and spoil the child | οne who hasn't been flayed is not being taught | if the man was not beaten, he is not educated | the man, who was not paddled, is not educated
English (LSJ)
εῖα, ύ,
A blunt, dulled, with edge or point taken off, properly of a sharp instrument, opp. ὀξύς, Pl.Ly.215e, Tht.<*>65d; ἀ. γωνία obtuse angle, Id.Ti.55a; ἀμβλεῖα, ἡ, sc. γωνία, Arist.Mech.855a10, etc.; ἀ. πλευρά side adjacent to such angle, Hero *Geom.12.35, etc. 2 of light, dim, faint, ὄρθρος Ion ap.Phot.p.89R. 3 metaph., dim, faint, of sight, ἀμβλὺ ὁρᾶν, -ύτερον βλέπειν, Pl.Tht.174e, Arist.PA 656b36, al.; of hearing, τῆς ἀκοῆς οὔσης -υτέρας αἰσθήσεως ἢ τῆς ὄψεως Pr.886b32; of the feelings or mind, ἀμβλυτέρᾳ τῇ ὀργῇ less keen, Th. 3.38; ἀμβλύτερον ποιεῖν τι less vigorous, Id.2.65. Adv. ἀμβλέως Archig. ap. Orib.8.2: Comp., v. supr. b dull, monotonous, τὠμβλὺ τῆς ζόης Herod.3.52. c of persons, in A.Eu.238, of Orestes purified, having lost the edge of guilt: mostly, dull, spiritless, having lost keenness of feeling, E.Fr.821; ἀμβλύτερος τὴν φύσιν duller, X.Mem.3.9.3; ἀ. εἴς, περί, or πρός τι dull or sluggish in a thing, Plu. Cat.Ma.24, Alc.30, D.S.11.43 (Comp.): abs., Th.2.40. Adv., Comp. -υτέρως J.AJ19.2.5. II Act., making dull, darkening, of a cloud, AP7.367(Antip.).