boffo /bofˈō/ (informal)

1. Highly successful
2. Excellent

• tyrannicalness
• tyrannicalnesses
• tyrannicidal
• tyrannicide
• tyrannicides
• Tyrannidae
• tyrannies
• tyranning
• tyrannis
• tyrannise
• tyrannised
• tyrannises
• tyrannising
• tyrannize
• tyrannized
• tyrannizes
• tyrannizing
• tyrannosaur
• tyrannosaurs
• tyrannosaurus
• tyrannosauruses
• tyrannous
• tyrannously
• tyranny
• tyrans