Vocabulary8 min read600 views
Korean Onomatopoeia — Why Koreans Say 아이고 All the Time
Korean has hundreds of onomatopoeia that enrich every conversation. Here are the ones you'll hear every day.
Published on February 6, 2026
The Most Expressive Language in the World?
Korean likely has the most onomatopoeia and mimetic words of any language — estimated at over 5,000.
Expressions You'll Hear Every Day
아이고 (aigo) — The Universal Expression
Surprise, fatigue, pain, annoyance, tenderness, relief... Everything.
대박 (daebak) — "Incredible / Crazy"
헐 (heol) — "What?! / Oh..." (shock, used by young people)
Texture and Sound Words
| Korean | Describes |
|---|---|
| 두근두근 | Heartbeat (excitement) |
| 반짝반짝 | Sparkling |
| 바삭바삭 | Crispy/crunchy |
| 보글보글 | Bubbling |
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