wreckage

Plural: wreckages

Noun

• The remains of something that has been severely damaged.
• the remaining parts of something that has been wrecked
  • "they searched the wreckage for signs of survivors"
• Something wrecked, especially the remains or debris of something which has been severely damaged or destroyed.

Examples

• After a disastrous turn, the board was left with the wreckage of her previous strategy.