counterfeit – adj. to make an exact copy of a something, such as a product, to trick people into buying it or believing it is real

copyright – n. the legal right to reproduce, publish or make things such as books or music recordings for a certain amount of time

fund – v. to provide money for

patents – n. a document that gives the holder the right to make or sell a product for a specific period of time

underground – adj. in or into a place that is hidden or secret

source – n. someone or something that provides what is wanted or needed