Fornication, adultery; prostitution, sexual activity with prostitutes; sexual promiscuity.

The action or practice of consorting with or engaging in sexual activity with harlots; the activity of working as a harlot; prostitution. Sometimes…

Coarse or indecent language or behaviour; lewdness; obscenity; depravity. Also: an instance of this. Now rare.

Sexual indulgence, lewdness, wanton behaviour; an instance of this. Now chiefly historical.

Licentiousness, lewdness; lecherous or sexually promiscuous behaviour. Now rare.

engagement in extramarital sexual activity.

The action of seeking sexual gratification; lecherous or sexually promiscuous behaviour. Obsolete.