counterfeit

Adjective

• not genuine; imitating something superior
  • counterfeit emotion
    
  • counterfeit money
    
  • counterfeit works of art
    
  • a counterfeit prince
    

Noun

• a copy that is represented as the original

Verb

• make a copy of with the intent to deceive
  • he faked the signature
    
  • they counterfeited dollar bills
    
  • She forged a Green Card
    

Related words

• Synonyms: 
  imitative , forgery , forge , fake
• Antonyms: 
  genuine , echt