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TL;DR: Korean is written in Hangul, a 24-letter featural alphabet where the shape of each letter hints at how to make the sound. The good news for English speakers is that you can learn to read Hangul in an afternoon. The harder part is a handful of sounds English does not have, including a three-way consonant split (plain, tense, aspirated), the vowels ㅓ, ㅗ and ㅡ, the slippery ㄹ that sits between r and l, and final-consonant rules called batchim that quietly change how words link together. This guide walks through the alphabet, the sounds, the things that trip English speakers up, and how to practise so it actually sticks. Korean is one of the 149 languages we teach at Memrise, and the method in this guide is the one our courses are built on. Romanisation is a crutch, not a map: learn the Hangul.

Korean does not sound "wrong" to English ears so much as differently organised. Three things
are worth learning before any letters:
| Hangul | Revised Rom | IPA | Closest English | Example | Tip |
| ㅏ | a | [a] | father | 사람 saram (person) |
Open, relaxed jaw. |
| ㅓ | eo | [ʌ] | cup, won (vowel of "fun") |
서울 Seoul (Seoul) |
Mouth open and unrounded. Not "ee-oh". |
| ㅗ | o | [o] | more | 손 son (hand) | Round your lips into a tight O. |
| ㅜ | u | [u] | moon | 문 mun (door) |
Push lips forward like a kiss. |
| ㅡ | eu | [ɯ] | no English match |
그 geu (that) | Lips spread flat, say "oo" with an "ee" mouth. |
| ㅣ | i | [i] | see | 김 gim (seaweed) |
Wide smile. |
| ㅑ | ya | [ja] | yard | 야구 yagu (baseball) |
ㅏ with a y on front |
| ㅕ | yeo | [jʌ] | young | 여자 yeoja (woman) |
ㅓ with a y. |
| ㅛ | yo | [jo] | yoga | 교실 gyosil (classroom) |
ㅗ with a y. |
| ㅠ | yu | [ju] | you | 우유 uyu (milk) |
ㅜ with a y. |
| Hangul | Revised Rom. |
IPA | Sound | Example | Tip |
| ㄱ | g/k | [k]~[ɡ] | between g and k |
가방 gabang (bag) |
Softer than English k; voiced mid- word. |
| ㄴ | n | [n] | n | 나 na (I) | As English. |
| ㄷ | d/t | [t]~[d] | between d and t |
다리 dari (leg) |
Voiced mid- word. |
| ㄹ | r/l | [ɾ]~[l] | flapped r / l | 라면 ramyeon (ramen) |
A flick of the tongue, like the tt in American "butter". |
| ㅁ | m | [m] | m | 머리 meori (head) |
As English. |
| ㅂ | b/p | [p]~[b] | between b and p |
바다 bada (sea) |
Voiced mid- word. |
| ㅅ | s | [s], [ɕ] | s, but sh before ㅣ |
사과 sagwa (apple); 시 si → "shi" |
Softens to sh in front of an "ee". |
| ㅇ | , /ng | silent, [ŋ] | nothing / ng | 아이 ai (child); 강 gang (river) |
Silent on top, ng (as in sing) on the bottom. |
| ㅈ | j | [tɕ] | j | 자 ja (let's) | Like j in jeans. |
| ㅎ | h | [h] | h | 하늘 haneul (sky) |
As English. |
The big one: plain vs tense vs aspirated
This is the single feature that distinguishes Korean from English the most. English has two stop categories (the p of pin versus the b of bin); Korean has three, and they are built right into the letter shapes. The contrast is not about voicing; it is about breath and tension:
● Plain (ㄱ ㄷ ㅂ ㅈ): light, soft, almost no puff of air.
● Aspirated (ㅋ ㅌ ㅍ ㅊ): a strong puff of air, like holding a tissue in front of your mouth and
making it flutter. The extra stroke on the letter literally marks the extra breath.
● Tense (ㄲ ㄸ ㅃ ㅉ ㅆ): tight throat, vocal cords squeezed, almost no air released, a sharp
clipped sound. The doubled letter marks the tension.
| Plain | Tense | Aspirated | Example minimal set |
| ㄱ [k] |
ㄲ [k͈] |
ㅋ [kʰ] | 개다 gaeda (to fold) · 깨다 kkaeda (to wake up) · 캐다 kaeda (to dig up) |
| ㄷ [t] |
ㄸ [t͈] |
ㅌ [tʰ] | 달 dal (moon) · 딸 ttal (daughter) · 탈 tal (mask) |
| ㅂ [p] |
ㅃ [p͈] |
ㅍ [pʰ] | 불 bul (fire) · 뿔 ppul (horn) · 풀 pul (grass) |
| ㅈ [tɕ] |
ㅉ [tɕ͈] |
ㅊ [tɕʰ] | 자다 jada (to sleep) · 짜다 jjada (to be salty) · 차다 chada (to be cold) |
| ㅅ [s] |
ㅆ [s͈] |
- | -살 sal (flesh) · 쌀 ssal (rice) |
Say 달 / 딸 / 탈 out loud and you are practising the whole system in one breath. English speakers usually nail the aspirated set quickly as it is close to our default k, t, p, but smear plain and tense together. The fix is to make plain consonants softer than feels natural, and tense ones tighter and shorter.
ㄹ: not quite *r*, not quite *l*
ㄹ is one letter doing two jobs. Between vowels it is a quick flap (the tongue taps the ridge behind your teeth once, exactly like the tt in the American pronunciation of butter or water): 사랑 sarang (love). At the end of a syllable, or doubled, it becomes an l: 물 mul (water), 빨리 ppalli (quickly). It is never the heavy English r with rounded lips. Tap, do not roll, and do not pull your tongue back.
Syllable blocks and how to read them
Korean letters never stand alone in a word; they stack into square blocks, with one block per
syllable. The reading order inside a block is left-to-right, then top-to-bottom:
- Consonant + vowel: 가 = ㄱ + ㅏ = ga.
- Consonant + vowel + final consonant: 강 = ㄱ + ㅏ + ㅇ = gang.
- A vertical vowel (ㅏ, ㅓ, ㅣ) sits to the right; a horizontal vowel (ㅗ, ㅜ, ㅡ) sits underneath.
So 한국어 ("Korean language") is three blocks: 한 han + 국 guk + 어 eo. Reading slows down for a
week, then it clicks, because the structure is genuinely consistent.
Batchim: the final-consonant rules that change everything
The consonant at the bottom of a block is called the batchim (받침, "support"). Two rules are at the root of most surprises for learners:
1. Final consonants are unreleased and reduce to seven sounds. No matter how a syllable is spelled, a final stop is cut off without a puff of air, and the many possible batchim collapse into just seven actual sounds: [kV], [n], [tW], [l], [m], [pW], [ŋ]. So 밖 bakk and 박 bak sound identical at the end, with both using a stopped [kV]. The trailing consonant in 곧 got (soon) is held, not released, much like the t a Londoner drops in "cattle".
2. Liaison: the batchim hops to the next block. When a syllable ends in a consonant and the next one starts with the silent ㅇ, that final consonant slides across to fill the gap. This is why words rarely sound the way the spelling suggests:
| Written | Looks like | Actually said | Meaning |
| 음악 | eum-ak | eu-mak | music |
| 한국어 | han-guk-eo | han-gu-geo | Korean language |
| 꽃이 | kkoch-i | kko-chi | flower (+ subject marker) |
There are further rules, such as consonant assimilation, where 복리 is said bongni, but liaison and the seven final sounds carry you through the vast majority of everyday words. Learn those two first.
Why romanisation will lie to you
Romanisation exists to help non-Koreans approximate a word, not to be accurate. A few traps to keep in mind include:
- Seoul (서울) is seo-ul ("suh-ool"), not "soul".
- eo is one vowel [ʌ], not "ee-oh". eu is one vowel [ɯ], not "ee-you".
- bibimbap (비빔밥) has tense and plain consonants that the spelling flattens into plain
English b and p.
- The older McCune-Reischauer system, which is still common in academic texts and North
Korean names, romanises the same sounds differently again, so 부산 appears as both Busan
and Pusan.
Use romanisation to find a word or type it, then throw it away and rely on Hangul plus your ears. This is the core reason every reputable course pushes you to learn Hangul in week one. It is how we handle it at Memrise too. We maintain 79,549 romanisations across our harder-script languages as scaffolding for beginners, but we anchor every word to native audio and Hangul, so the crutch falls away on its own.
How to actually practise
Pronunciation is a motor skill, not a fact you memorise. It helps to:
- Learn Hangul first, fast. A few focused hours will get you started reading. It removes the romanisation crutch immediately and everything after is easier.
- Use spaced repetition for the sounds, not just words. Our app drills the letter-sound links and pairs them with video of native speakers. Our library includes more than 72,000 Learn with Locals clips, often filmed in the street, so you are matching what you hear to what real Koreans say, not to a spelling. Reviewing little and often beats one long session, which is why our daily learning goals start at just 5, 10 or 15 new words a day.
- Train your ear with native audio. Forvo (community recordings of real words), Naver Dictionary (clear audio on every entry), Papago (natural spoken sentences) and Youglish (the word used in real videos) let you hear a sound dozens of ways. Inside our own app, more than 611,000 audio recordings sit behind the vocabulary, and 99% of our words include at least one recording, typically in both a male and a female voice, so you never have to guess at a sound from spelling alone.
- Shadow and record. Play a short native clip, say it immediately after, then record yourself and compare. The three-way consonant contrast and ㅓ/ㅗ improve fastest this way. We automate the comparison step for you as our pronunciation feature listens to your attempt and tells you how close you got, which is exactly the feedback loop the plain/tense/aspirated split needs.
- Drill minimal pairs. Cycle 달/딸/탈 and 불/뿔/풀 until the difference is automatic. These do the heavy lifting in training the sounds that English lacks.
- Reset your rhythm. Practise saying full sentences with even, equal syllables. It is the single thing that makes you sound less foreign.
- Take the sounds into conversation. Sounds drilled in isolation still wobble in a real exchange. MemBot, our AI conversation partner, offers 190 guided scenarios, split between 74 goal-based Missions and 115 relaxed Chats. These range from introducing yourself to ordering food, so you can say your new sounds in full sentences and get feedback before trying them on an actual Korean speaker.
Is Korean pronunciation hard for English speakers?
Reading is easy, but a few specific sounds are hard to pronounce. Hangul itself is one of the
most learnable writing systems in the world. The genuine difficulties are the plain/tense/aspirated consonant split, the vowels ㅓ, ㅗ and ㅡ, the ㄹ flap, and batchim linking. None of these features are overly difficult with practice; they are simply absent from English.
How long does it take to learn Hangul?
Most learners can read the alphabet within a few hours to a day. Reading fluently and quickly, with the batchim rules automatic, will take a few weeks of regular exposure.
Should I learn romanisation or Hangul first?
Hangul, every time. Romanisation is inconsistent, comes in competing systems (Revised Romanization vs McCune-Reischauer), and bakes in English habits that you then need to unlearn. Learning Hangul first is faster overall.
What is the hardest Korean sound for English speakers?
The vowel ㅡ (eu, [ɯ]) has no English counterpart and is the most commonly mispronounced. The plain-versus-tense consonant contrast, for example 살 sal versus 쌀 ssal, is the hardest distinction to both hear and produce.
What is the difference between ㅓ and ㅗ?
Lip rounding. ㅗ (o) is rounded, like the vowel in more. ㅓ (eo) is unrounded with a relaxed,
open mouth, like the vowel in cup. Romanisation hides this because both contain the letter o.
Is there a free Korean pronunciation guide?
Plenty. This page is one, while free audio dictionaries like Forvo and Naver, and structured beginner courses from TTMIK and similar, cover the same ground at no cost. Our app adds the daily spaced review that turns reading into recall, plus what a static guide cannot give you: 72,000+ native speaker videos, over 611,000 audio recordings, and a pronunciation feature that scores your attempts, and it is free to start.