 For example, French ' ("Thursday") < Old French "juesdi" < Vulgar Latin ; Spanish "es " ("it is necessary") < ; terms like , ; and Italian ' ("earthquake") < as well as names like "Paoli", "Pieri".The dative case lasted longer than the genitive, even though Plautus, in the 2nd century BC, already shows some instances of substitution by the construction + accusative.For example, .