substitutepieces

noun
UK /ˈsʌbstɪtjuːt piːsɪz/
US /ˈsʌbstɪtuːt piːsɪz/

Substitute pieces are extra parts you use when the real ones are missing.

When the puzzle lost a piece, we used substitute pieces to finish it.


OTHER MEANINGS

2. In games, substitute pieces are extra playing tokens used when an original token is lost or broken.

The board game came with substitute pieces in case a pawn went missing.

3. In manufacturing, substitute pieces are alternative components used in place of standard parts.

The factory ordered substitute pieces while the usual parts were out of stock.

4. In art or design, substitute pieces are alternate elements swapped in to complete a work.

The mosaic artist used substitute pieces of blue glass where the original tiles had cracked.