WordNet: bonanza, boom, bunce, godsend, gold rush, gravy, manna from heaven, windfall

Sanatista
a sudden happening that brings good fortune (as a sudden opportunity to make money); "the demand for testing has created a boom for those unregulated laboratories where boxes of specimen jars are processed like an assembly line"



bonanza


boom


bunce


godsend


gold rush


gravy


manna from heaven


windfall