What 뚤 means
Read it through the surrounding Korean text. If you searched ddul or ttul and landed on 뚤, pronunciation is usually the answer. Official guidance writes 열둘 as [열뚤] and 스물둘 as [스물뚤]: 열 and 스물 can tense the following ㄷ. The normal spellings stay 열둘 and 스물둘; 뚤 marks sound, not a new word.
Where does this syllable come from?
Its ancestry is Hangul's compositional system. The earliest relevant record is 1443–1446, when Joseon created and promulgated Hangul to write Korean by assembling initial, medial, and final parts. That connects 뚤 to ㄸ ㅜ ㄹ and to 둘 in pronunciation notation. This is still the limit as of 2026: the sources checked support no stable standalone meaning for this exact block across periods or cultures.
Part of the collection
Who writes 뚤
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What it means when someone sends it to you
2 readingsText fragment; not a reaction.
Don't confuse it with
1How to type or find 뚤
- Search it as
- ddul · ttul · 뚤 · 뚫 · 열뚤 · 스물뚤
- Shows up in
- Anything that takes text · its shape is whatever your font draws
뚤\B6A4Codes and encoding1 code points
A visible symbol can contain several code points. JS .length counts UTF-16 units; UTF-8 counts bytes.



