The counterfeiters hid the forged bills inside hollowed-out books to smuggle them past the inspectors.

The expert testified about the counterfeitness of the painting, explaining how subtle inconsistencies betrayed its origin.

The new stamp design proved counterfeitable, forcing the postal service to redesign it.

Because of the high counterfeitability of the sculptor's limited-edition pieces, collectors demanded certificates of authenticity.

The customs agents seized several counterfeitments hidden inside the shipment of electronics.

The company sued the online marketplace after discovering widespread counterfeitment of its designer handbags.

The forger counterfeitingly modified the painting's provenance to fool collectors.