Black-market and Plagiarise

Black-market adjective - Distributed or sold illicitly.

Plagiarise and black-market are semantically related. In some cases you can use "Plagiarise" instead a verb phrase "Black-market".

Plagiarise verb - Take without referencing from someone else's writing or speech; of intellectual property.

Black-market and plagiarise are semantically related. Sometimes you can use "Black-market" instead a verb "Plagiarise".