n. 放荡, 玩乐, 自由思想

Libertinism \Lib"er*tin*ism\ (-t[i^]n*[i^]z'm), n.
1. The state of a libertine or freedman. [R.] --Hammond.

2. Licentious conduct; debauchery; lewdness.

3. Licentiousness of principle or opinion.

That spirit of religion and seriousness vanished all
at once, and a spirit of liberty and libertinism, of
infidelity and profaneness, started up in the room
of it. --Atterbury.