degeneracy vs decadence

degeneracy and decadence both are nouns.

Word	Noun	Adjective	Verb	Adverb
degeneracy	Yes	No	No	No
decadence	Yes	No	No	No

As nouns, degeneracy and decadence are synonyms defined as:

degeneracy and decadence: the state of being degenerate in mental or moral qualities

Other synonyms of degeneracy include decadency, degeneration.

degeneracy (noun)	decadence (noun)
moral perversion; impairment of virtue and moral principles	the state of being degenerate in mental or moral qualities
the state of being degenerate in mental or moral qualities