Slang·Beginner·September 6, 2025·4 min read

존댓말 — Korean Formal Speech for Beginners

Korean has two speech levels — formal and informal — and knowing when to use which is one of the most important social skills in the language. Here's the clearest breakdown for beginners.

존댓말 — Korean Formal Speech for Beginners

You meet someone new in Korea.

Are they older than you? Younger? A colleague? A stranger?

In English, you speak to everyone roughly the same way and let your tone do the work.

In Korean, the grammar itself changes.

This is 존댓말 and 반말 — the two speech levels that every Korean speaker navigates constantly. Understanding them is one of the most important steps in learning Korean.

The two words

존댓말
Romanizationjondaemal
Meaningformal/polite speech
💡 존대 means respect or honorifics. 말 means speech. 존댓말 is the respectful speech level used with strangers, elders, people in higher positions, and in professional situations. The -요 ending is the most common marker.
반말
Romanizationbanmal
Meaninginformal/casual speech
💡 반 means half. 반말 is 'half speech' — a lower, more casual register used with close friends, younger people, or those you have a close relationship with. Dropping the -요 ending is the simplest form.

The key difference: the -요 ending

The most visible difference between 존댓말 and 반말 is the -요 ending.

존댓말: 어디 가요? (Where are you going?)

반말: 어디 가? (Where are you going?)

Same question. Same meaning. Very different social signal.

Core examples

감사합니다 / 고마워요 / 고마워
Romanizationgamsahamnida / gomawoyo / gomawo
Meaningthank you (formal / polite / casual)
💡 세 가지 단계: 감사합니다 is the most formal — used in public, professional, or very respectful settings. 고마워요 is politely casual. 고마워 is between close friends. All mean the same thing; the relationship determines which you use.
괜찮으세요? / 괜찮아요? / 괜찮아?
Romanizationgwaenchaneuseyo? / gwaenchanayo? / gwaenchana?
MeaningAre you okay? (formal / polite / casual)
💡 -세요 is an even more respectful form, used for elders or people you want to show special regard for. -요 is standard polite. Dropping -요 or -세요 gives you 반말.

When to use which

존댓말 vs 반말

Two conversations: one with a new colleague, one with a close friend

New colleague — 존댓말
동료
처음 뵙겠습니다. 잘 부탁드립니다.
Nice to meet you (formal). I look forward to working with you.
A
A
저도요. 잘 부탁드립니다. 뭐든 물어봐 주세요.
Likewise. Please feel free to ask me anything. (존댓말)
Close friend — 반말
친구
야, 오늘 뭐 해?
Hey, what are you doing today? (반말)
A
A
그냥 집에 있으려고. 너는?
Just planning to stay home. You? (반말)

When to use 존댓말 vs 반말

SituationUseExample
Strangers존댓말Always — it shows basic respect
Elders존댓말Always — age determines respect
New colleagues존댓말Until relationship is established
Close same-age friends반말Natural and expected
Younger people반말 (optional)Only after mutual comfort is confirmed

Switching to 반말

Koreans don't automatically switch to 반말 just because they become friends. There's often an explicit moment: 말 놓을게요 (I'll drop the formal speech) or 말 편하게 해도 돼 (you can speak casually with me).

Waiting for that moment — or asking for it — is the right approach.

Cultural note

The 존댓말 / 반말 system reflects Korea's deeply hierarchical social structure. Age, position, and closeness all determine how you speak to someone. Using 반말 with a stranger or someone older without permission is a genuine social offense.

As a Korean learner, using 존댓말 with everyone is always the safe choice. No one will ever be offended that you were too respectful. And when someone offers you 반말 — when they say you can speak casually — it's a small but real sign of warmth and acceptance.

That invitation matters. Notice it when it comes.

🎙️ Voice generated with ElevenLabs
elevenlabs.io

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