Διονυσιασταί
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)
οἱ, guild of
A worshippers of D., IG22.1325.20, 12(1).155.43, 12(3).104.17 (Nisyros), etc.