We don't have synonyms for zucchettos yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are zucchetto, zuchetto and zucchetti.
(n) :
A small skullcap worn by Roman Catholic clergy (the Pope's is white, a cardinal's red, a bishop's purple, and a priest's black), Anglican clergy, and Syriac or Malankara Orthodox clergy
(n) :
A small skullcap worn by Roman Catholic clergy (the Pope's is white, a cardinal's red, a bishop's purple, and a priest's black), Anglican clergy, and Syriac or Malankara Orthodox clergy