DictionarylibertineLack of moral restraint
noun / adjective

libertine

LIB-er-teen/ˈlɪbərtiːn/

A person who rejects accepted moral or religious restraint.

The novel's hero is a libertine who rejects conventional morality.

At a sparse modern cocktail table, an older man indulges in simultaneous flirtation with two adults while discreetly slipping his wedding ring into his pocket.
Etymology

The pieces originally identified someone belonging to the class of freed people. The word later described a religious freethinker, then acquired the disapproving sense of a person unrestrained in moral or sexual conduct.

In context

Immaterial Minds0:29
By his own lights, he was a libertine.
The Life of a Libertine (Marquis de Sade)

More examples

  • Church leaders condemn him as a libertine for challenging their authority.
  • Her libertine lifestyle shocks her deeply conservative relatives.
  • The play follows two libertines through a series of reckless affairs.

Forms

libertine · libertines

libertinism noun — Rejection of conventional moral or religious restraints.

Similar words

rake
Usually describes a man known for reckless sexual behavior.
freethinker
Rejects religious authority without necessarily rejecting moral restraint.
licentious
Describes sexual misconduct rather than rejection of religious authority.