Webster's Revised Unabridged Dictionary · 1913

Libertinism

Libertinism (-tin*iz'm) , noun

1.
The state of a libertine or freedman. [Rare] — 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