Korean Grammar Hub

Understand Korean Grammar Faster

Browse the grammar system by level and category, then open clear explanations with practical examples.

397 Total Rules
78 Chapters
6 CEFR level
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Active filters: CEFR level: B1
B1 Noun Modification

Turning Actions into Nouns (는 것)

Use `는 것` to transform verbs into nouns so they can function as subjects or objects in sentences.

  • • Turns any action verb into a noun clause.
  • • Functions as 'the act of' or '-ing' in English.
11 examples 1 exercises 1 FAQ
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B1 Expressions & Patterns

As / According to (대로)

Use `대로` whenever action B needs to perfectly copy or follow action A.

  • • Means "accordance" or "strict following"
  • • Noun + 대로 (No space)
12 examples 8 exercises 8 FAQ
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B1 Noun Modification

Korean Past Habit Modifier: 'Used to' (~던)

Use `던` to describe nouns based on past habits or interrupted actions you are currently recollecting.

  • • Recalls past habits or repeated actions.
  • • Describes actions that were started but not finish...
10 examples 8 exercises 8 FAQ
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B1 Connective Endings

Korean Result Grammar: So That & Until (-도록)

Use `도록` to emphasize the specific goal or the extreme degree you're aiming to reach with an action.

  • • Expresses purpose ('so that') or the extent/degree...
  • • No conjugation rules for batchim; simply add to th...
10 examples 8 exercises 8 FAQ
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B1 Connective Endings Verified

Whether, Any, Or (든지/든가)

Use `든지` when listing options to show that any choice leads to the same outcome or indifference.

  • • Used to express options where the specific choice...
  • • Commonly paired with question words like 'who', 'w...
10 examples 8 exercises 8 FAQ
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B1 Connective Endings

Going to Do Something (러/으러)

Use 러/으러 to explain why you are going or coming somewhere to do a specific action.

  • • Used to express purpose with motion verbs like go/...
  • • Attach 러 to stems ending in vowels or ㄹ.
11 examples 8 exercises 8 FAQ
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B1 Particles

Methods & Roles: By means of (으로는/로는)

Use 로는/으로는 to emphasize a specific method or status while implying a comparison to other alternatives.

  • • Used to mark a method, tool, or role as the senten...
  • • Strongly implies contrast with other possible opti...
10 examples 8 exercises 8 FAQ
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B1 Advanced Grammar

Korean Formal Noun Formation (ㅁ/음)

Use `ㅁ/음` to turn actions into formal nouns or for concise, objective writing in journals and reports.

  • • Turns verbs/adjectives into nouns.
  • • Add `ㅁ` for vowels, `음` for consonants.
10 examples 8 exercises 8 FAQ
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B1 Particles

Particle 만: Only, Just

Use 만 to say "only" or "just" by attaching it to a noun and dropping basic particles.

  • • Attaches directly to nouns
  • • Means 'only' or 'just'
12 examples 8 exercises 8 FAQ
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B1 Connective Endings

The Irony Connector: 'While Also/Despite' (면서도)

Use `면서도` to highlight ironic contradictions happening simultaneously within the same person or situation.

  • • Expresses two contradictory actions or states occu...
  • • The subject of both clauses must be the same perso...
10 examples 8 exercises 8 FAQ
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B1 Particles

The Negative 'Only': Using 밖에 (bakke)

Always pair `밖에` with a negative ending to emphasize that you have 'nothing but' a small amount.

  • • Used with nouns to mean "only" or "nothing but."
  • • Must always be followed by a negative verb or adje...
11 examples 8 exercises 8 FAQ
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B1 Particles Verified

From... To... (부터 ~ 까지)

Use 부터 for the start of time and 까지 for the end of time or location.

  • • 부터 marks the starting point in time or sequence.
  • • 까지 marks the ending point in time, sequence, or...
10 examples 8 exercises 8 FAQ
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B1 Particles

Korean Particle: Only & Nothing But (뿐)

Use `뿐` when you want to emphasize that something is exclusively one thing and nothing else exists.

  • • Used to express 'only', 'merely', or 'nothing but'...
  • • Attaches directly to nouns (N뿐) or follows future...
10 examples 1 exercises 1 FAQ
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B1 Expressions & Patterns Verified

Prep & Keep: V-아/어 놓다 (Do In Advance)

Use -아/어/여 놓다 to describe actions done in advance or states intentionally left unchanged.

  • • Means "do something and keep it that way"
  • • Used for preparation or maintaining a state
11 examples 8 exercises 8 FAQ
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B1 Connective Endings

Even If / Although (아/어/여도)

Use `아/어/여도` to show that a result occurs despite a hurdle, unexpected condition, or hypothetical situation.

  • • Connects two clauses meaning 'Even if' or 'Even th...
  • • Conjugates exactly like the present polite form bu...
10 examples 8 exercises 8 FAQ
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B1 Reported Speech Verified

Introductions & Quoting Nouns (이/라고 하다)

Use (이)라고 하다 to naturally introduce yourself, name objects, or report someone's identity or role indirectly.

  • • Used to introduce names, titles, or report what a...
  • • Add '이라고 하다' after consonants; add '라고 하다...
10 examples 8 exercises 8 FAQ
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B1 Connective Endings

As Soon As... (-자마자)

Use `자마자` for actions that trigger an immediate second event without any delay or past tense markers.

  • • Connects two actions happening in immediate succes...
  • • Add directly to verb stems regardless of final con...
10 examples 1 exercises 1 FAQ
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B1 Expressions & Patterns Verified

The 'You Know' Pattern (janayo)

Use 잖아요 to reference shared knowledge or remind someone of a fact they should already be aware of.

  • • Used to remind the listener of shared information...
  • • Translates to 'You know...', 'As you know...', or...
12 examples 8 exercises 8 FAQ
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B1 Particles

At Least / Even If (-라도)

Use -라도 when the best option is unavailable and you are settling for an acceptable alternative.

  • • Used for the 'second best' choice or a sub-optimal...
  • • Attach `-라도` to vowel-ending nouns and `-이라도`...
10 examples 1 exercises 1 FAQ
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B1 Expressions & Patterns Verified

Tending to do / On the side of (-ㄴ/은/는 편이다)

Use -(으)ㄴ/는 편이다 to describe tendencies or categories modestly, avoiding overly direct or blunt statements.

  • • Expresses tendencies or categorization rather than...
  • • Used to soften statements and sound more modest or...
12 examples 8 exercises 8 FAQ
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Start with your CEFR level — from A0 Zero Point to C2 Mastery. Not sure? Begin at A0 and progress at your own pace.

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Each chapter covers a grammar topic with clear explanations, pattern tables, and real-world example sentences.

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Frequently Asked Questions About Korean Grammar

SubLearn covers 397 Korean grammar rules organized across 6 CEFR proficiency levels (from A1 to C2), spanning 78 structured chapters. Each rule includes clear explanations, real-world examples, and interactive practice exercises.

Our Korean grammar curriculum covers CEFR levels from A1 to C2. Each level is designed to match your current proficiency — beginners start with basic sentence patterns at A1, while advanced learners tackle nuanced structures at C1-C2.

Yes! All Korean grammar rules, explanations, and examples are completely free to access. You can browse the full curriculum, read detailed explanations, and practice with exercises at no cost.

Grammar is organized into 78 thematic chapters following the CEFR framework. Each chapter groups related rules together — for example, verb tenses, sentence structure, or particles — so you can learn related concepts in a logical sequence.

Yes! Create a free account to track which grammar rules you've studied, see your progress across all CEFR levels, and pick up exactly where you left off. Your learning progress syncs across devices.

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