bonanza /bə-nanˈzə or bəʊ- or bo-/

1. A rich mine or vein of precious ore (N American)
2. A large amount of (usu) silver
3. Any source of wealth or stroke of luck

Very prosperous

• tattery
• tattie
• tattie-bogle
• tattiebogle
• tattie-bogles
• tattie-claw
• tattie-claws
• tattie-howking
• tattie-lifting
• tattier
• tatties
• tattie-shaw
• tattie-shaws
• tattiest
• tattily
• telescopic shafts
• telescopic sight
• telescopic sights
• telescopies
• telescopiform
• telescoping
• telescopist
• telescopists
• Telescopium
• telescopy