廃れる

1. Origins, structure, and basic meaning

• Structure: 廃れる is read as すたれる and is an intransitive verb for a custom, skill, or fashion gradually declining or falling out of use.
• Basic usage: A fading custom appears in 習慣が廃れていく, while a fashion ending appears in 髪型が廃れる.

2. Common pitfalls and similar expressions

• Gradual decline
  • Rather than someone eliminating it at once, it describes value, influence, or popularity weakening as fewer people use or follow it.
• Difference from 廃止する
  • 廃止する is a transitive verb for intentionally abolishing a system or rule, while 廃れる is intransitive and describes a custom or fashion declining on its own.