Extravaganza
来自Big Physics
mid 18th century (in the sense ‘extravagance in language or behaviour’): from Italian estravaganza ‘extravagance’. The change was due to association with words beginning with extra-.
wiktionary
from Italian (e)stravaganza by similarity to extravagant
etymonline
extravaganza (n.)
1754 in reference to peculiar behavior, 1794 of a fantastic type of performance or writing, from Italian extravaganza, literally "an extravagance," from estravagante, from Medieval Latin extravagantem (see extravagant). Related: Extravaganzist.
