Cavezza is typically from Campania, from Cicciano in the Neapolitan dialect, where it is also present in Roccarainola, Camposano, Nola, Pomigliano d'Arco and Marigliano, Cavezzi, absolutely rare, it would seem of Piceno, Cavezzo is practically unique, they should derive from a place name like Mozzagrogna halter in the Theatine, but it is more likely a derivation from a nickname based on the term cavity (rope that serves to hold back animals like horses, mules or oxen), perhaps to indicate that the progenitors used to use this type of instrument in their work.
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