κέοιτο
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)
κέοντο, v. κεῖμαι.
Dutch (Woordenboekgrieks.nl)
κέοιτο opt. praes. med. 3 sing. van κεῖμαι.