The Pregadi was the Senate of the Republic of Venice, and one of the most important institutions of the republic.
“Senato” from the L’Archivio di Stato di Venezia: indice generale, storico, descrittivo ed analitico (1937) by Andrea da Mosto
“Pregadi” from the Lessico Veneto (1851) by Fabio Mutinelli, translated by René Seindal.
“Pregài o Pregadi” from the Dizionario del Dialetto Veneziano by Giuseppe Boerio.