瓦礫

1. Origins, structure, and basic meaning

• Structure: 瓦礫 is read as がれき and is a noun for rubble, debris, or wreckage left after a structure or object is destroyed.
• Basic usage: Materials representing ruins appear in 木材と瓦礫, while remains from demolition appear in 小屋の瓦礫.

2. Common pitfalls and similar expressions

• Fragments left after destruction
  • It refers to mixed fragments such as stone and timber produced by collapse, demolition, or damage, not intact building materials.
• Difference from ごみ
  • Unlike the general word for discarded waste, this term specifically suggests remains from something damaged or demolished.