冷笑

1. Origins, structure, and basic meaning

• Structure: 冷笑(れいしょう) means a cold, contemptuous sneer or laugh.
• Basic usage: It is used for a dismissive response to a proposal or an attitude of ridiculing others.

2. Common pitfalls and similar expressions

• A restrained outward reaction
  • 小さく冷笑した means gave a small sneer, describing how the reaction was expressed.
• A negative judgment about conduct
  • 冷笑するべきではない means should not ridicule someone. べきではない expresses the judgment that the conduct is wrong.