jabi.

-지 말다

-지 말다: Don't — Negative Commands

Don't — tells the listener not to do the action (negative imperative).

Before this, make sure you know: -아요 / -어요 , -지 않다 , -으세요

How to form it

When Form Example
Verb stem stem + -지 말다 먹다 → 먹지 말다 / 가다 → 가지 말다
Polite prohibition (해요) -지 마세요 먹지 마세요 / 걱정하지 마세요
Casual -지 마 / -지 마라 가지 마 / 만지지 마라

-지 말다 is the Korean don’t for commands — not the don’t inside a plain statement.

찬 음식을 너무 많이 먹지 마세요 is advice aimed at you: refrain from that action.

Forms

Speech levelShape
Polite everyday-지 마세요
Casual-지 마
Strong / plain written-지 마라
걱정하지 마세요.     Don’t worry.
여기에 앉지 마세요.   Don’t sit here.
너무 빨리 먹지 마.   Don’t eat too fast. (casual)

Three negations learners mash together

PatternJob
-지 않다 -지 않다statement: does not / is not
-지 못하다 -지 못하다cannot / fail to
-지 말다don’t (command)

*오늘은 커피를 먹지 않아요 describes your habit. 커피 마시지 마세요 tells someone to stop or avoid it.

말다 is the auxiliary

우리말샘 lists 말다 as an auxiliary in the -지 말다 frame: block the front action. A different 말다 means “end up doing” in -고 말다 — unrelated prohibition.

말고 after nouns (커피 말고 차) is also a different item: “not A but B,” not 마시지 마세요.

Pair with positive requests

When you want the do side, use -으세요. Health talk often mixes 하세요 advice with 하지 마세요 limits.

Same unit as manner -

-게 tells how; this pattern tells not to. Both show up in care-and-habit speech.

Do not confuse it with

Taught alongside this

In the Sejong course this appears in 찬 음식을 너무 많이 먹지 마세요 — Sejong Korean 2, Unit 7, on the theme of 건강. These come with it:

Words used above

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말다maldaauxiliary 'refrain / don't' after -
마세요maseyoplease don't (polite)
걱정하다geokjeonghadato worry
만지다manjidato touch

Quick check

No sign-up, no score saved — just see if it stuck.

1. What does 찬 음식을 너무 많이 먹지 마세요 tell someone?

2. Why is *먹지 않으세요 wrong for 'please don't eat'?

3. How does this differ from -지 못하다?

Common questions

Is -마세요 its own verb?

It is the polite command shape of 말다 in the -지 말다 frame. Learn 먹지 마세요 as a chunk, then see 마/마세요 inside it.

Positive polite commands?

Use [[g:euseyo]] (-으세요) when you want someone to do something. This page is only the negative side.

Can adjectives take -지 말다?

Dictionary focus for 말다「007」is after verbs. Stick to action prohibitions at this level.

Same unit as -?

Yes. [[g:ge-adverbial]] shapes manner (*건강하게*); -지 말다 blocks an action (*너무 많이 먹지 마세요*).