οἰστράω
ἐὰν ἐκπέσῃ τὸ σιδήριον καὶ αὐτὸς πρόσωπον ἐτάραξεν καὶ δυνάμεις δυναμώσει καὶ περισσεία τοῦ ἀνδρείου σοφία (Ecclesiastes 10:10, LXX version) → If the iron axe fails, and the man has furrowed his brow, he will gather his strength, and the redoubling of his manly vigor will be the wise thing.
English (LSJ)
or οἰστρ-έω, the former in Pl. (v. infr.), Arist.HA602a26, Men. (v. infr.), the latter in Theoc.6.28, Luc.Asin.33 : fut.
A -ήσω Gp. 17.5.3 : aor. οἴστρησα (Elmsl. ᾤστρησα) E.Ba.32, cf. Choerob. in Theod. 2.50 H.; part. οἰστρήσας (v. infr.) :—Pass. (v. infr.):—sting. prop. of the gadfly (οἶστρος): hence, metaph., sting to madness, αὐτὰς ἐκ δόμων ᾤστρησα I drove them raging out of the house, E.l.c.: —Pass., οἰστρηθείς driven mad, S.Tr.653, E.Ba.119 (both lyr.); of sexual passion, οἰστρημένος ὑπὸ τοῦ ἔρωτος Iamb.VP31.195 ; εἰς μεῖξιν Ael.NA15.9, cf. Luc.Asin.33. II intr., go mad, rage, of Io driven by the gadfly, οἰστρήσασα in frenzy, frantically, A.Pr.836 ; of Menelaus, καθ' Ἑλλάδ' οἰστρήσας E.IA77 ; of the tunny when attacked by the οἶστρος (1.2), Arist.HA602a26, cf. 598a18 : metaph., ἡ ψυχὴ οἰστρᾷ καὶ ὀδυνᾶται Pl.Phdr.251d, cf. R.573e ; τοῖς οἰστρῶσιν Id.Tht.179e ; οἰστρῶντι πόθῳ Men.312.