δυσθυμέω
From LSJ
εἰ γάρ κεν καὶ σμικρὸν ἐπὶ σμικρῷ καταθεῖο καὶ θαμὰ τοῦτ᾽ ἔρδοις, τάχα κεν μέγα καὶ τὸ γένοιτο → for if you add only a little to a little and do this often, soon that little will become great (Hesiod W&D, 361-362)
English (LSJ)
= foreg., Hdt.8.100, Onos.10.26;
A δ. ταῖς ἐλπίσιν Plu.Tim.34:—Med., to be melancholy, angry, Democr.286, E.Med.91.
German (Pape)
[Seite 681] dasselbe; Her. 8, 100; Plut. Timol. 34. – Med., dasselbe, Eur. Ion 255 Med. 91.