What ᅴ means
It represents the Korean vowel ㅢ in a legacy halfwidth form. A jamo is a component used to write Hangul; this spacing compatibility character represents a vowel component, not a complete syllable. It is related to the conjoining vowel ᅴ, which participates in building Hangul syllables.
Its history is tied to computer text encoding, not the invention of Hangul. The first KS C 5601 edition used a 7-bit N-byte Hangul scheme in 1974. A Unicode proposal traces the halfwidth layout to Annex 4 of KS C 5601 / KS X 1001 editions from 1987 onward. The layout served narrow, mixed-width systems; Unicode retained the character so older text could be represented and converted back.
Why is ᅴ hard to type or display?
It is a legacy character, not a normal Korean keyboard target. Standard Korean input methods do not provide a halfwidth-jamo route, according to a Unicode proposal from 2017. In supported Microsoft Word or Rich Edit applications, type FFDB and press AltX; the Windows Character Map is another option when the app cannot convert hexadecimal input.
“Halfwidth” describes the character’s encoding, not a promise that every font will draw it at exactly half the usual width. Actual display depends on font and layout, and a Unicode proposal from 2017 reported limited Korean-font coverage. If it appears as a box, the font may lack this character.
Technical and legacy: in ordinary Korean text, it reads as an encoding form rather than a conversational tone.
Do not replace it with ㅢ just to make a Korean word look narrower.
Part of the collection
Who writes ᅴ
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Don't confuse it with
1How to type or find ᅴ
- Search it as
- FFDB · U+FFDB · halfwidth Hangul Yi · halfwidth Yi · halfwidth jamo · Hangul vowel · ㅢ
- Shows up in
- Anything that takes text · its shape is whatever your font draws
ᅴ\FFDBCodes and encoding1 code points
A visible symbol can contain several code points. JS .length counts UTF-16 units; UTF-8 counts bytes.


