treacherousness
/ˈtrɛtʃərəsnəs/
noun
- The quality of being dangerously unpredictable or unsafe.
- The guide explained the treacherousness of the narrow mountain trail.
- No one warned them about the treacherousness of the frozen lake.
- The treacherousness of the desert at night surprised the hikers.
- The quality of being disloyal or betraying trust.
- The treacherousness of his actions destroyed their friendship.
- She could not forgive the treacherousness of her business partner.
- History books record the treacherousness of the spy who sold state secrets.