肝要

1. Origins, structure, and basic meaning

• Structure: 肝要, read かんよう, means crucial or essential.
• Basic usage: It emphasizes a point that matters for continuing an activity or responding appropriately.

2. Common pitfalls and similar expressions

• Tone compared with 重要
  • 重要 broadly expresses importance. 肝要 is a formal word emphasizing an essential point, often used in statements such as 〜ことが肝要だ.
• The homophone 寛容
  • 寛容 is also read かんよう, but means a tolerant or accepting attitude toward other people.