機嫌

1. Origins, structure, and basic meaning

• Structure: 機嫌(きげん) describes a person's mood, particularly whether they are cheerful or irritable.
• Basic usage: It states that the baby was in a better mood after a nap.
  • 昼寝の後、赤ちゃんの機嫌がよくなった。

2. Common pitfalls and similar expressions

• Mood and physical condition
  • 機嫌が悪い describes being irritable or in a bad mood. Depending on context, 気分が悪い can also mean feeling physically unwell or nauseated.
• Trying to please someone
  • 機嫌を取る means to try to please or appease someone. It differs from merely finding out what mood the person is in.