ἀγνόησις
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 ignorance, Phld.D.1.7.
Spanish (DGE)
-εως, ἡ
ignorancia, PCair.Zen.11re.6 (III a.C.), Phld.D.1.7.32, Ps.Caes.193.21.