decadencynoun · Level 3 SAT1the state of being degenerate in mental or moral qualitiesThe historian attributed the empire's collapse to centuries of decadency within its ruling class.ModuleLevel 3Registeracademic, literaryCollectionCollection 018SAT Complete planAlso in Collection 018excoriate, nicety, refinement, vitriol, continency, estrangement, famine, fulsomeness and 1 more