The police arrested several counterfeiters in the operation.

Counterfeitness is a serious crime that can result in severe penalties.

The new security features of the banknotes greatly enhance their counterfeitability.

The new currency notes have advanced security features that make them counterfeitable.

The market is flooded with counterfeitments.

Counterfeitment is a serious crime that involves the production and distribution of fake goods.

He counterfeitingly imitated the famous singer's voice.