having or showing low standards, especially moral ones, and an interest only in pleasure and fun rather than serious things (Oxford)
2. A decadent person or group has low moral standards: (Cambridge)
There was something very decadent about filling ourselves with so much rich food. (Oxford)
The US was widely condemned as a decadent society. (Cambridge)
decadent about filling ourselves with food
condemned as a decadent society
Degrade
Deprave
Moral
Noble
Decadence