細かい

1. Origins, structure, and basic meaning

• Structure: 細かい is read こまかい and describes fine particles or detailed content.
• Basic usage: It applies to both particle size and detail in information, as in fine powder or a detailed explanation.

2. Common pitfalls and similar expressions

• Modifying a noun or an action
  • In 細かい粉, the powder consists of fine particles.
  • In 細かく説明する, the explanation is detailed; the ending changes from い to く.