nutatio
From LSJ
οὐκ ἐᾷ με καθεύδειν τὸ τοῦ Μιλτιάδου τρόπαιον → Miltiades' trophy does not let me sleep
οὐκ ἐᾷ με καθεύδειν τὸ τοῦ Μιλτιάδου τρόπαιον → Miltiades' trophy does not let me sleep
nūtātĭo: ōnis, f. id. (post-Aug.).
I A nodding: capitis, Plin. 11, 37, 49, § 135. —
II A swaying.
A Lit.: frequens et in utramque partem nutatio, Quint. 11, 3, 129.—
B Trop., a shaking, tottering: nutatio reipublicae, Plin. Pan. 5, 6.