1. fraudulent or deceptive behavior; the practice of claiming false expertise or using dishonest methods to deceive people
Usage: uncountable; formal

Examples

• The doctor was exposed for charlatanry after his fake credentials were discovered.
• The company's marketing campaign was pure charlatanry, making impossible claims about the product.
• She saw through his charlatanry and refused to invest in his scheme.
• The charlatan's charlatanry finally caught up with him when authorities launched an investigation.
• Many alternative medicine practitioners have been accused of charlatanry by the medical establishment.
• His charlatanry fooled thousands of desperate people seeking a cure.