li ‧ cen ‧ tious /laɪˈsenʃəs/ BrE AmE adjective formal
[ Date: 1400-1500 ; Language: Latin ; Origin: licentiosus , from licentia ; ↑ license 1 ]
behaving in a sexually immoral or uncontrolled way
—licentiously adverb
—licentiousness noun [uncountable]