Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun decadency
1 sense of decadency
Sense 1
degeneracy, degeneration, decadence, decadency -- (the state of being degenerate in mental or moral qualities)
=> abasement, degradation, abjection -- (a low or downcast state; "each confession brought her into an attitude of abasement"- H.L.Menchken)