N / nūtātĭo
noun

nūtātĭo

gen. nūtātōnis · gender feminine · decl. 3rd
id. (post-Aug.).
A nodding
A nodding: capitis, Plin. 11, 37, 49, § 135. —
A swaying
A swaying.
Lit.: frequens et in utramque partem nutatio, Quint. 11, 3, 129.—
a shaking, tottering figuratively
Trop., a shaking, tottering: nutatio reipublicae, Plin. Pan. 5, 6.