C1 noun /ˈhiːdəˌnɪzəm/
hedonism
快楽主義
Meaning
The pursuit of pleasure and self-indulgence as the highest goal.
Example
The lifestyle of the rich is often criticized as pure hedonism.
金持ちのライフスタイルはしばしば純粋な快楽主義として批判されます。