insidiousness
- n subtle and cumulative harmfulness (especially of a disease)
- n the quality of being designed to entrap
- Perhaps it is the sheer insidiousness of crack, the newly popular, highly potent form of cocaine that can in short order transform the casual pleasure seeker into an addict.
- Instead, the focus was the insidiousness of mental illness.
- Instead, the focus was the insidiousness of mental illness.