actionis
Actionis is the genitive singular form of the Latin noun actio, which means action, act, doing, or a lawsuit. Actio is a feminine noun of the third declension; its nominative singular is actio and the genitive singular is actionis. As a result, actionis is commonly encountered in Latin texts as “of action” or “of the action.” The root actio derives from the verb agere, “to do” or “to drive,” and it yields many modern terms in Romance languages and English, such as action, active, and actor.
In classical Latin, actio can denote a general sense of an act or doing, and it is
Today, actionis primarily appears in scholarly Latin or in the analysis of Roman legal texts. It is