This illustrious person had very usefully employed his studies, in finding out effectual remedies for all diseases and corruptions to which the several kinds of public administration are subject, by the vices or infirmities of those who govern, as well as by the licentiousness of those who are to obey.
There are no more uses of "licentious" in the book.
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We have all manner of licentious people in the village!
Arthur Miller -- The Crucible
Nately’s father was a sober, philosophical and responsible man; this old man was fickle and licentious.