Chapter 14
Must-Distinguish Sounds
Some Korean sounds are easy to confuse at first. In this chapter, you’ll practice key minimal pairs that change meaning when you mix them up.
ㄹ vs ㄴ
ㄴ is a clear 'n' sound. ㄹ changes by position: between vowels it’s closer to a quick 'r', and at the end it’s closer to 'l'.
| Sound | Phonetic | Tip | |
|---|---|---|---|
| ㄴ | n | Tongue stays firm behind the teeth ridge | |
| ㄹ | r/l | A quick tap (r) or an l-like ending |
| Minimal pair | Meaning A | Meaning B | |
|---|---|---|---|
| 나 / 라 | na / ra | I / (ra-sound practice) | |
| 노 / 로 | no / ro | no / (ro-sound practice) | |
| 누 / 루 | nu / ru | (nu practice) / (ru practice) | |
| 니 / 리 | ni / ri | (ni practice) / (ri practice) |
Practice idea: say ㄴ with a steady 'n'. For ㄹ, try a quick tongue tap once (like a light 'r').
ㅓ vs ㅗ
ㅗ uses rounded lips (o). ㅓ is more open and relaxed (eo). Don’t round your lips too much for ㅓ.
| Vowel | Phonetic | Mouth shape | |
|---|---|---|---|
| ㅓ | eo | More open, less rounding | |
| ㅗ | o | More rounded lips |
| Minimal pair | Meaning A | Meaning B | |
|---|---|---|---|
| 서 / 소 | seo / so | (seo practice) / (so practice) | |
| 너 / 노 | neo / no | you / (no practice) | |
| 거 / 고 | geo / go | (geo practice) / (go practice) | |
| 어 / 오 | eo / o | (eo practice) / come (오다) |
Check yourself: if your lips are very round, you’re probably saying ㅗ. For ㅓ, relax the lips and open slightly more.
ㅜ vs ㅡ
ㅜ is rounded (u). ㅡ is flat/unrounded (eu) with the lips spread and the tongue pulled back.
| Vowel | Phonetic | Mouth shape | |
|---|---|---|---|
| ㅜ | u | Round the lips | |
| ㅡ | eu | Lips flat, not rounded |
| Minimal pair | Meaning A | Meaning B | |
|---|---|---|---|
| 수 / 스 | su / seu | (su practice) / (seu practice) | |
| 주 / 즈 | ju / jeu | (ju practice) / (jeu practice) | |
| 구 / 그 | gu / geu | (gu practice) / he/that (그) | |
| 누 / 느 | nu / neu | (nu practice) / (neu practice) |
Tip: Say ㅜ with a clear lip round. For ㅡ, keep lips relaxed and flat—almost like a muted vowel.
ㅐ vs ㅔ
In modern Korean, ㅐ and ㅔ often sound very similar. Still, you should recognize and read them correctly.
| Vowel | Phonetic | Note | |
|---|---|---|---|
| ㅐ | ae | Often close to 'e' for many speakers | |
| ㅔ | e | Often close to 'e' for many speakers |
| Common words | Meaning | Pronunciation (approx.) | |
|---|---|---|---|
| 네 | yes | ne | |
| 내 | my | nae (often sounds like ne) | |
| 배 | pear / stomach / boat | bae | |
| 베 | (rare) / loanwords | be | |
| 새 | new / bird | sae | |
| 세 | three (Sino-Korean) | se |
Don’t stress about perfectly separating ㅐ vs ㅔ. Focus on reading and spelling accurately—meaning usually comes from context.
Quick practice
Read each pair twice: (1) slowly and clearly, (2) faster while keeping the contrast.
| Set A | Set B | Set C | |
|---|---|---|---|
| 나-라 / 너-노 | ㄴ vs ㄹ, ㅓ vs ㅗ | Focus: tongue tap vs steady n | |
| 수-스 / 구-그 | ㅜ vs ㅡ | Focus: rounded vs flat lips | |
| 내-네 / 새-세 | ㅐ vs ㅔ | Focus: spelling + context |
Chapter goal: train your ear and mouth for these pairs so you don’t confuse common words later.