Ferigated, absolutely rare, it would seem of the Veronese, Ferrigato, widespread in the Veneto area is particularly present in the Verona area, Ferigatto and Ferrigatto are practically unique, they should be patronymic Venetian forms in -ato, referring to progenitors whose father was called Ferigo Federico, the in-actual variants are dialectal alterations of the previous surnames.
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