E / excŭbātĭo
noun

excŭbātĭo

gen. excŭbātōnis · gender feminine · decl. 3rd
a watching; keeping watch
a watching, keeping watch. *
Lit.: ab excubatione desistere, Dig. 49, 16, 3, § 6.—*
figuratively
Trop.: perpetua pro dignitate et salute amicorum, Val. Max. 4, 7, 7.