prof·li·ga·cy \ˈpräflə̇gəsē, -lēg-, -si\noun (-es) Etymology:profligate + -cy 1.: the quality or state of being profligate < the profligacy of the English plays … and novels of that age is a deep blot on our national fame — T.B.Macaulay > 2.: a thoroughly dissolute character or way of life : continuous dissipation 3.: reckless wastefulness and extravagance