Libertinism
Pronunciation : Lib"er*tin*ism
Part of Speech : n.
Definition : 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.
Source : Webster's Unabridged Dictionary, 1913