copycat
adjective [ before noun ]
COMMERCE uk/ˈkɒpikæt/ us/ˈkɑːpi-/made or done in exactly the same way as something else:
cheap copycat products
Sales of the product have fallen by 42% since copycat versions were launched.
copycat
noun [ C ]
COMMERCE uk/ˈkɒpikæt/ us/ˈkɑːpi-/a product that is a copy of another company's product:
The jeans company says it will fight to have all copycats removed from stores and destroyed.