Extremely rare it is specific to Montecalvo Irpino (AV), it should derive from a place name or fraction called Casale, as there are many in Campania. additions provided by Giovanni Vezzelli Lo Casale derives from the medieval Latin adjective 'casale (m)' = "farmhouse, farmhouse". Surname that by metonymy means "farmer residing in a farmhouse". The house was a vast house with various appurtenances (stables, barns, etc.) in the center of a Lombard farm. The hamlets were the aggregation points of many new Italian communities precisely in the territories of the Longobard duchies, and even after their fall. Numerous communities in the Italian toponymy survive with this name: Casale Monferrato, Casale di Principe, etc.).
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