1. people who pretend to be someone else, especially for fraudulent purposes
Usage: formal; legal context

Examples

• The election officials were trained to identify personators attempting to vote illegally.
• Several personators were caught trying to collect benefits under false identities.
• The security system was designed to prevent personators from accessing restricted areas.
• Law enforcement arrested three personators who had been using stolen credentials.
• The bank implemented new measures to detect personators opening fraudulent accounts.