1. Plural of duplicity; instances of deceitfulness or double-dealing; the practice of saying one thing and doing another.
Usage: Usually uncountable in singular form (duplicity), but the plural form is used when referring to multiple instances or acts of deception.

Examples

• The politician's duplicities were exposed when leaked emails revealed his contradictory statements.
• She grew tired of his duplicities and finally ended their relationship.
• The company's duplicities in advertising misled consumers about the product's effectiveness.
• Historical accounts documented the duplicities of the diplomat who secretly negotiated with both sides.
• Their duplicities became apparent when they claimed to support the cause while funding its opposition.