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Grammar

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Read the pillar guide: Korean Grammar for Beginners.

How to Read Percentages (%) in Korean Politics
blogCore Grammaren

How to Read Percentages (%) in Korean Politics

Master Sino-Korean numbers and the difference between 퍼센트 and 프로. Read approval ratings like a pro and avoid common counting mistakes. Learn now!

Read →6/29/2026
Master Korean Lotto Numbers: Counting and Large Numbers
blogCore Grammaren

Master Korean Lotto Numbers: Counting and Large Numbers

Learn how to count Korean lotto numbers and master large figures. Understand the difference between Native and Sino-Korean systems with a quiz.

Read →6/1/2026
-(으)ㄴ/는지 Meaning: How to Express Uncertainty in Korean
blogCore Grammaren

-(으)ㄴ/는지 Meaning: How to Express Uncertainty in Korean

Master the Korean grammar -(으)ㄴ/는지 to express 'whether' or 'if'. Learn tense rules, avoid common verb mistakes, and take the quiz!

Read →5/25/2026
-(으)ㄴ/는 게 좋다: How to Give Soft Advice in Korean
blogCore Grammaren

-(으)ㄴ/는 게 좋다: How to Give Soft Advice in Korean

Master -(으)ㄴ/는 게 좋다 to give polite advice and suggestions. Learn the difference between present and past tense forms and master TOPIK grammar.

Read →5/11/2026
-(으)ㄴ/는 편이다: How to Describe Tendencies in Korean
blogCore Grammaren

-(으)ㄴ/는 편이다: How to Describe Tendencies in Korean

Master the TOPIK II grammar -(으)ㄴ/는 편이다 to describe habits and tendencies. Learn to avoid common mistakes and sound more natural. Master it now!

Read →4/27/2026
가위바위보! Master Korean Game Counters and Numbers
blogCore Grammaren

가위바위보! Master Korean Game Counters and Numbers

Learn how to count rounds and wins in Rock, Paper, Scissors using Korean counters 판 and 번. Master game grammar and win every match!

Read →4/20/2026
What Are Korean Particles? A Beginner's Map of 조사 (Josa)
blogCore Grammaren

What Are Korean Particles? A Beginner's Map of 조사 (Josa)

Korean particles, called 조사 (josa), are short grammar markers attached to nouns to show their role in the sentence. This guide maps the main categories, gives you plain-English labels for each, and shows how a single sentence changes meaning as you swap them.

Read →4/17/2026
Korean Particles Examples: The 8 You'll Hear Every Day
blogCore Grammaren

Korean Particles Examples: The 8 You'll Hear Every Day

Korean particles are the tiny glue-words that tell you which noun is the subject, which is the object, where something happened, who it belongs to. Get them wrong and your sentence goes nowhere. Here are the eight particles that cover nearly every beginner sentence, with example lines you'll actually say.

Read →4/17/2026
Korean Honorifics Explained: Speech Levels, Suffixes, and Titles
blogCore Grammaren

Korean Honorifics Explained: Speech Levels, Suffixes, and Titles

Korean honorifics are less a grammar rule and more a social reflex. You're reading the room — who's older, who's your boss, who's a stranger — and adjusting your verbs. Here's the practical version, starting with one sentence that shows every layer at once.

Read →4/17/2026
How Do Korean Honorifics Work? The Two Questions That Decide Everything
blogCore Grammaren

How Do Korean Honorifics Work? The Two Questions That Decide Everything

Korean honorifics feel like a maze until you realize they hinge on two questions you ask before every sentence. Once those answers click, the verb endings and the vocabulary swaps line up on their own. Here's the shortcut, plus the story of the dinner where I figured this out.

Read →4/17/2026
Does Korean Have Particles? Yes — Here's Why They Matter
blogCore Grammaren

Does Korean Have Particles? Yes — Here's Why They Matter

Yes — Korean particles are tiny suffixes that tell you who's doing what in a sentence. They replace the job word order does in English, which is why Korean can shuffle nouns around and still make sense. Here's how they actually work.

Read →4/17/2026
Does Korea Use Honorifics? Yes — Far More Than English Does
blogCore Grammaren

Does Korea Use Honorifics? Yes — Far More Than English Does

Yes — Korea runs on honorifics, way more than English does. They're baked into verbs, titles, and even which word you pick for "eat" or "sleep." Here's where they show up day to day, and what happens when you skip them (spoiler, I've done it).

Read →4/17/2026
-기로 하다: How to Express Decisions in Korean
blogCore Grammaren

-기로 하다: How to Express Decisions in Korean

Master the TOPIK grammar -기로 하다 to express firm decisions. Learn the difference from -려고 하다 with examples and a mini-quiz.

Read →4/13/2026
Mastering Korean Verbs: 입다 vs 벗다 and Clothing Rules
blogCore Grammaren

Mastering Korean Verbs: 입다 vs 벗다 and Clothing Rules

Learn how to use 입다 and 벗다 correctly in Korean. Master essential clothing verbs for TOPIK and daily life with our guide and quiz.

Read →3/30/2026
-야 vs -이야: Master Casual Korean Teasing
blogCore Grammaren

-야 vs -이야: Master Casual Korean Teasing

Learn how to use -야 and -이야 for casual Korean sentences. Master the batchim rule to tease your friends correctly and avoid common mistakes!

Read →3/23/2026
-야 and -이야: How to Tease Korean Friends Casually
blogCore Grammaren

-야 and -이야: How to Tease Korean Friends Casually

Master the casual endings -야 and -이야 to tease your Korean friends. Learn the 'tease-meter', avoid common mistakes, and practice with a quiz!

Read →3/9/2026
-기 마련이다 Meaning: Expressing Inevitable Outcomes
blogCore Grammaren

-기 마련이다 Meaning: Expressing Inevitable Outcomes

Master the TOPIK II grammar -기 마련이다 to describe natural laws and inevitable results. Learn how it differs from -게 뻔하다 in this guide.

Read →3/2/2026
Master Hangeul Batchim: The 7 Representative Sounds
blogCore Grammaren

Master Hangeul Batchim: The 7 Representative Sounds

Stop mispronouncing Korean words! Master the 7 Hangeul Batchim (final consonant) sounds with our guide, pronunciation drills, and quiz.

Read →2/23/2026
Master -(으)ㄹ수록 & -기 마련이다 for TOPIK Writing
blogCore Grammaren

Master -(으)ㄹ수록 & -기 마련이다 for TOPIK Writing

Boost your TOPIK II writing score with -(으)ㄹ수록 and -기 마련이다. Master these essential grammar patterns with drills and a paragraph skeleton.

Read →2/21/2026
Master -(으)ㄴ/는 데다 and -기 마련이다 for TOPIK Writing
blogCore Grammaren

Master -(으)ㄴ/는 데다 and -기 마련이다 for TOPIK Writing

Boost your TOPIK score by mastering -(으)ㄴ/는 데다 and -기 마련이다. Learn to connect ideas and state natural laws effectively.

Read →2/7/2026
이/가 vs 은/는: Master the Korean Subject Marker
blogCore Grammaren

이/가 vs 은/는: Master the Korean Subject Marker

Stop mixing up Korean particles! Master 이/가 and 은/는 with simple rules, examples, and a quick practice quiz. Learn to speak naturally today.

Read →2/2/2026
-(으)ㄴ/는 반면에 & -기보다는: TOPIK Writing Guide
blogCore Grammaren

-(으)ㄴ/는 반면에 & -기보다는: TOPIK Writing Guide

Master -(으)ㄴ/는 반면에 and -기보다는 to boost your TOPIK II writing score. Learn contrast structures with a quiz and rewrite drill.

Read →1/31/2026
N이에요 vs 예요: Master the Korean 'To Be' Verb
blogCore Grammaren

N이에요 vs 예요: Master the Korean 'To Be' Verb

Learn the difference between N이에요 and 예요. Master basic Korean sentence endings with simple rules and rewrite drills.

Read →1/26/2026
하필 뜻: “Of all times” nuance in Korean
blogCore Grammaren

하필 뜻: “Of all times” nuance in Korean

Understand 하필 with do/don’ts, a decision tree, and safe swaps like 굳이 and 공교롭게도—learn

Read →1/6/2026
-(으)ㄹ/을 두고 뜻: Read Korean headlines
blogCore Grammaren

-(으)ㄹ/을 두고 뜻: Read Korean headlines

Decode -(으)ㄹ/을 두고 & 논란 in Korean headlines with a simple decision tree and rewrites you can use in chat or work. Master

Read →1/6/2026
-(으)ㄹ 수밖에 없다 뜻: Economy Headline Drills
blogCore Grammaren

-(으)ㄹ 수밖에 없다 뜻: Economy Headline Drills

Master -(으)ㄹ 수밖에 없다 vs -(으)ㄹ 수 없다 with micro-headlines, a decision tree, and rewrite drills—sound inevitable, learn

Read →1/4/2026
-게 되다 vs -기로 하다 뜻: ended up vs decide
blogCore Grammaren

-게 되다 vs -기로 하다 뜻: ended up vs decide

Learn -게 되다 vs -기로 하다 (ended up vs decided) with an agency meter, minimal pairs, and chat rewrites—sound natural. Learn

Read →1/4/2026
-아/어 보다 뜻: Try vs Have Tried (Error Clinic)
blogCore Grammaren

-아/어 보다 뜻: Try vs Have Tried (Error Clinic)

Fix -아/어 보다 (try vs have tried) with a 3-branch chooser, ‘see’ rewrites, and 한 번 drills—master

Read →1/3/2026
주세요 & 부탁드려요: Polite Work Requests in Korean
blogCore Grammaren

주세요 & 부탁드려요: Polite Work Requests in Korean

Learn 주세요 & 부탁드려요 for polite workplace requests with templates, tone ladders, and what-not-to-say tips—master

Read →1/3/2026
에 vs 에서 뜻: Location vs Action Place
blogCore Grammaren

에 vs 에서 뜻: Location vs Action Place

Confused by 에 vs 에서? Learn “where you go” vs “where you do” with a quick checklist, simple examples, and drills—master

Read →1/2/2026
은/는 vs 이/가: Topic vs Subject (Beginner)
blogCore Grammaren

은/는 vs 이/가: Topic vs Subject (Beginner)

Confused by 은/는 vs 이/가? Use a decision tree, 10 minimal pairs, and a rewrite drill to master

Read →1/2/2026
첨부드립니다 vs 첨부합니다: Attached in Korean
blogCore Grammaren

첨부드립니다 vs 첨부합니다: Attached in Korean

Use 첨부드립니다 & 첨부합니다 naturally: a who-benefits decision tree, 10 rewrites, and spacing tips for Korean work email/DM—master

Read →1/1/2026
-(으)니까 vs -아/어서: Imperatives without snark
blogCore Grammaren

-(으)니까 vs -아/어서: Imperatives without snark

Clear up -(으)니까 vs -아/어서 with an imperative decision tree, 10 minimal pairs, and workplace-safe rewrites—learn

Read →1/1/2026
지연되어 죄송합니다 · -까지 공유드리겠습니다 뜻
blogCore Grammaren

지연되어 죄송합니다 · -까지 공유드리겠습니다 뜻

Use 지연되어 죄송합니다 and -까지 공유드리겠습니다 to give clear delay updates with concrete ETAs at work—master

Read →1/1/2026
주실 수 있을까요 & 주시면 감사하겠습니다 Meaning
blogCore Grammaren

주실 수 있을까요 & 주시면 감사하겠습니다 Meaning

Polite Korean follow-up DMs with 주실 수 있을까요 & 주시면 감사하겠습니다, plus deadline phrases and tone-fixes to sound clear, not pushy—master

Read →12/31/2025
해도 돼요 vs 하면 돼요: Permission vs Sufficiency
blogCore Grammaren

해도 돼요 vs 하면 돼요: Permission vs Sufficiency

해도 돼요 vs 하면 돼요: permission vs sufficiency with a 5-question decision tree, minimal pairs, and tone fixes for work—learn

Read →12/31/2025
-(으)면 안 돼요? Meaning: Rule-Check vs Prohibition
blogCore Grammaren

-(으)면 안 돼요? Meaning: Rule-Check vs Prohibition

Learn how -(으)면 안 돼요? checks rules (not scolds) and how it differs from -(으)면 안 되다 with 10 tone-safe rewrites—master

Read →12/30/2025
확인 부탁드립니다 뜻: 3-level request ladder
blogCore Grammaren

확인 부탁드립니다 뜻: 3-level request ladder

Use 확인 부탁드립니다 and 회신 부탁드립니다 with a 3-level request ladder, rewrites, and deadline collocations—master

Read →12/30/2025