noun
- dishonorable, unscrupulous, or contemptible conduct or behavior; the quality or practice of being a blackguard.
Usage: archaic; formal
Examples
- His blackguardism was evident in the way he cheated his business partners.
- The politician's blackguardism shocked the community when his corruption was exposed.
- Such blackguardism has no place in a respectable society.
- He was known for his blackguardism and lack of moral principles.
- The novel's villain embodied pure blackguardism in every action.