decadence:
moral or cultural decline as characterized by excessive indulgence in pleasure or luxury
(Noun)
Example Sentences:
Ramayana: In the Ramayana, Ayodhya is the kingdom of virtue, whereas Lanka is the empire of decadence.
Mahabharata: The Mahabharata war involved such a colossal destruction that it paved the way to the current age of decadence known as Kali-yuga.
Bhagavad-gita: If we follow our mind, it will take us away from transcendence and into decadence.