ἀστασιάστως

From LSJ

κεντέω τὸν πῶλον περὶ τὴν νύσσαν → of impetuous haste, goad the foal around the turning post

Source

Russian (Dvoretsky)

ἀστᾰσιάστως: без восстаний, мирно Plat., Diod.