δυσθυμία
From LSJ
τοῦ δὲ πολέμου οἱ καιροὶ οὐ μενετοί → in war, opportunities won't wait | the chances of war will not wait (Thucydides 1.142.2)
English (LSJ)
ἡ,
A despondency, despair, Hp.VM10, Pl.Lg.666b, etc.; πρὶν ἐλθεῖν ξυμμάχοις δυσθυμίαν E.Supp.696: pl., Id.Med.691, S.Fr.663, Arist.Pr.954b35, Ph.2.99. II ill-temper, Them.Or.13.172c.
German (Pape)
[Seite 681] ἡ, Mißmuth, Traurigkeit, Soph. frg. 584; Eur. Suppl. 718; Plat. Tim. 87 a Legg. II, 566 b; Pol. 1, 31 u. Sp., wie Plut. Them. 9.