Pizzica seems to be specific to Ripa Teatina and the province of Chieti, Pizzichi, very rare, is from the Sienese, Pizzico is almost unique, Pizzichella, Pizzichelli and Pizzichello are very rare and should be from central Italy, Pizzichetta would seem to belong to the region of Italy, Pizzichetta would seem to belong to the area of Tuscany, Pizzichetti has a stock in the Viterbo area and one in the Foggia area, Pizzichini has a Marchese and a Roman lineage, Pizzichino, very rare, it would appear to be in the area between Benevento and Avellino, Pizzicone is probably due to a transcription error by Pizziconi that is typical of the province of Rome, Pizzicotti seems specific dell'anconetano, Pizzicotto is almost unique. additions provided by Stefano Ferrazzi Pizzica has a main nucleus in the Chieti area, Pizzichi is typically Tuscan, with major stocks in the Sienese and Florentine, Pizzico, very rare, seems to originate from the Chieti area, Pizzichella and Pizzichello, unique, are found respectively in Rome and Novate Milanese (MI), Pizzichelli, very rare, is typical mostly of central Italy, where it is found mostly in the Roman area and in Perugia, Pizzichetta, very rare, seems to originate from the Foggia area, Pizzichetti has major stocks in the Viterbo and Foggia areas, Pizzichini , present mostly between the north and the central north of the country, has its epicenter between the Ancona and Macerata areas and a minor lineage in the Perugia area, Pizzichino, very rare, seems to have a stock in the Ravenna area and one in the Avellino area, Pizzicone , almost unique, should be from Abruzzo, Pizziconi has a main nucleus in the Roman, Pizzicotti is specific to the anconetano, Pizzicotto, almost unique, is found only in the fashions nese and in the Savona area, all these surnames derive from the medieval name Pizzico, born as a variant (or perhaps as a hypocoristic form) of the name Pizzo or Piccio, which in ancient Italian means small, small (to be understood probably in the affective sense, as in the names medieval Piccolo, Piccino, Piccirillo, etc); in some cases, however, it is not possible to exclude a derivation from the same term pizzico, to indicate particular physical or behavioral characteristics. In conclusion, therefore, it is a question of the surnames or personal names of the founders or of their nicknames.
You may be interested
Verba Volant, Scripta Manent