offcut
/ˈɒfˌkʌt/Definitions
1. noun
a piece of material, typically a piece of wood, that is left over from a manufacturing process
“The carpenter used an offcut to create a decorative shelf.”
2. noun
a piece of fabric that is left over from cutting out a garment or textile
“The seamstress found an offcut of silk to use as a trim for the wedding dress.”