bonanza
[ buh-nan-zuh, boh- ]
a source of great and sudden wealth or luck; a spectacular windfall
USE 1
The unexpected inheritance turned out to be a financial bonanza, enabling them to pay off their debts and buy a new home.
USE 2
The clearance sale was a bonanza for shoppers, with prices slashed to all-time lows.
USE 3
Discovering oil in his backyard was a bonanza that changed the farmer’s life overnight.
