U+04AF "ү" Cyrillic Small Letter Straight U Unicode Character

U+04AF "ү" Cyrillic Small Letter Straight U is a distinct letter used in several modern Cyrillic alphabets, primarily for the Bashkir, Kyrgyz, Mongolian, and Tuvan languages, where it represents a close back unrounded vowel sound similar to the "oo" in "boot" but pronounced without rounding the lips. It is visually characterized by its straight, vertical shape that contrasts with the curved standard Cyrillic letter "у" (U+0443), from which it was historically derived through orthographic reforms. The uppercase version of this character is U+04AE "Ү", and it plays a crucial role in differentiating words and preserving phonetic accuracy in these languages, such as in the Kyrgyz word "күн" (kün) meaning "day" or "sun."

General Properties

Code Point	U+04AF
Version Added	1.1
Name	Cyrillic Small Letter Straight U
Block	Cyrillic
General Category	Lowercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right

Encodings

HTML Decimal Encoding	ү
HTML Hex Encoding	ү
UTF-8 Encoding	0xD2 0xAF
UTF-16 Encoding	0x04AF
UTF-32 Encoding	0x000004AF
C/C++/Java Escape	\u04af

Unicode Properties

NFC Quick Check	Yes
NFD Quick Check	Yes
NFKC Quick Check	Yes
NFKD Quick Check	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Alphabetic
Lowercase	Yes
Simple Uppercase Code Point	"Ү" U+04AE Cyrillic Capital Letter Straight U
Simple Titlecase Code Point	"Ү" U+04AE Cyrillic Capital Letter Straight U
Uppercase Code Point	"Ү" U+04AE Cyrillic Capital Letter Straight U
Titlecase Code Point	"Ү" U+04AE Cyrillic Capital Letter Straight U
Cased	Yes
Changes When Casemapped	Yes
Changes When Titlecased	Yes
Changes When Uppercased	Yes
Script	Cyrillic
Script Extensions	Cyrillic
Indic Syllabic Category	Other
ID Start	Yes
XID Start	Yes
ID Continue	Yes
XID Continue	Yes
Alphabetic	Yes
Vertical Orientation	Rotated
Grapheme Base	Yes
Grapheme Cluster Break	Other
Word Break	Alphabetic letter
Sentence Break	Lower