Sentences with Nark

He discovered that his best friend was a nark who had been revealing his secrets to others.

The undercover agent worked tirelessly to expose the nark within the criminal organization.

In the corporate world, being labeled as a nark can have serious consequences for your career.

The courtroom drama intensified as the key witness turned out to be a nark who had been paid to betray the defendant.

The political scandal erupted when it was revealed that a high-ranking official had been a nark for an opposing party.

The movie plot thickened when the protagonist realized that one of their allies was a nark working for the antagonist.

During the espionage mission, the spy had to be cautious not to be identified as a nark by the enemy agents.