How to Say “Good Night” in Korean — 잘 자요 vs 안녕히 주무세요

🌙 How to Say “Good Night” in Korean — 잘 자요 vs 안녕히 주무세요

Whether you're texting your Korean friend or watching a K-drama, you'll often hear different ways to say "Good Night".
Let’s explore the two most common phrases: 잘 자요 and 안녕히 주무세요.

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✅ 1. 잘 자요 (jal jayo)

This is the polite and common way to say “Sleep well” or “Good night.”
You can say it to friends, teachers, or older people in a respectful but warm tone.

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✅ 2. 잘 자 (jal ja)

This is the casual version — used with close friends, siblings, or someone younger.
It’s similar to saying "Night!" or "Sleep tight!" in English.

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✅ 3. 안녕히 주무세요 (annyeonghi jumuseyo)

This is the most formal and respectful way to say “Good night.”
You’ll hear this in K-dramas or when speaking to elders or in-laws.
It literally means “Please sleep peacefully.”

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🗣 Example Conversation

A: 오늘 하루도 수고했어요.
B: 네, 안녕히 주무세요!
A: 잘 자요~

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📝 Practice Task

Translate these into Korean:

1. Good night, mom.
2. Sleep well, my friend.
3. Good night, teacher.

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🌏 Cultural Tip

Koreans often say “잘 자요” right before sleeping or ending a call at night.
It’s more common in spoken Korean than written.
When texting, many people just write: 굿밤! or 잘 자~

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📌 Summary

• 잘 자요 – polite and warm
• 잘 자 – casual for friends
• 안녕히 주무세요 – formal, for elders or public settings

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Hope this helped you say “Good night” in Korean!
More useful phrases coming soon 💫