A typical goal for reverse engineering a product is to create a (possibly improved) copy or even a knockoff; this is usually the goal of a competitor.
Certain brands are so highly valued that cheap counterfeit goods or knockoff copies are purchased and displayed by those who do not want to pay for the genuine item.
This is also known as a knockoff.
Sound-alikes are usually made as budget copies or knockoffs of popular recordings.
To survive, he drew caricatures in the center of the city, and sold pottery, perfume knockoffs and herbal medicines.
Please refrain from listing parodies or knockoffs of the song, without independent, verifiable, reliably-sourced proof of notability.
These knockoffs were made of plaster, low quality resin or polystone a mix of resin and a filler material like sand.