U+54AC was added to Unicode in version 1.1 (1993). It belongs to the block CJK Unified Ideographs in the Basic Multilingual Plane.

This character is a Other Letter and is mainly used in the Han script. The Unihan Database defines it as bite, gnaw. Its Pīnyīn pronunciation is y.

The glyph is not a composition. It has a Wide East Asian Width. In bidirectional context it acts as Left To Right and is not mirrored. In text U+54AC behaves as Ideographic regarding line breaks. It has type OLetter for sentence and Other for word breaks. The Grapheme Cluster Break is Any.


System Representation
UTF-8 E5 92 AC
UTF-16 54 AC
UTF-32 00 00 54 AC
URL-Quoted %E5%92%AC
HTML-Escape 咬
Wrong windows-1252 Mojibake 咬
Encoding: EUC-KR (hex bytes) CE E1
Encoding: JIS0208 (hex bytes) D2 FB
Pīnyīn y
IRG_GSource G0-5227
IRG_HSource HB1-
IRG_JSource J0-527B
IRG_KPSource KP0-D0C
IRG_KSource K0-4E61
IRG_TSource T1-5036
IRG_VSource V1-4F2
BigFive AB72
CCCII 213623
CNS1986 1-5036
CNS1992 1-5036
EACC 213623
GB0 5007
GB1 5007
Jis0 5091
KSC0 4665
MainlandTelegraph 0747
TaiwanTelegraph 0747
Xerox 250:141


Complete Record

Property Value
Age (age) 1.1
Unicode 1 Name (na1)
Block (blk) CJK
General Category (gc) Other Letter
Script (sc) Han
Bidirectional Category (bc) Left To Right
Combining Class (ccc) Not Reordered
Decomposition Type (dt) None
Decomposition Mapping (dm) 咬
Lowercase (Lower)
Simple Lowercase Mapping (slc) 咬
Lowercase Mapping (lc) 咬
Uppercase (Upper)
Simple Uppercase Mapping (suc) 咬
Uppercase Mapping (uc) 咬
Simple Titlecase Mapping (stc) 咬
Titlecase Mapping (tc) 咬
Case Folding (cf) 咬
ASCII Hex Digit (AHex)
Alphabetic (Alpha)
Bidi Control (Bidi_C)
Bidi Mirrored (Bidi_M)
Bidi Paired Bracket (bpb) 咬
Bidi Paired Bracket Type (bpt) None
Cased (Cased)
Composition Exclusion (CE)
Case Ignorable (CI)
Full Composition Exclusion (Comp_Ex)
Changes When Casefolded (CWCF)
Changes When Casemapped (CWCM)
Changes When NFKC Casefolded (CWKCF)
Changes When Lowercased (CWL)
Changes When Titlecased (CWT)
Changes When Uppercased (CWU)
Dash (Dash)
Deprecated (Dep)
Default Ignorable Code Point (DI)
Diacritic (Dia)
East Asian Width (ea) Wide
Extender (Ext)
FC NFKC Closure (FC_NFKC) 咬
Grapheme Cluster Break (GCB) Any
Grapheme Base (Gr_Base)
Grapheme Extend (Gr_Ext)
Hex Digit (Hex)
Hangul Syllable Type (hst) Not Applicable
Hyphen (Hyphen)
ID Continue (IDC)
Ideographic (Ideo)
ID Start (IDS)
IDS Binary Operator (IDSB)
IDS Trinary Operator and (IDST)
Indic Positional Category (InPC) NA
Indic Syllabic Category (InSC) Other
ISO 10646 Comment (isc)
Joining Group (jg) No_Joining_Group
Join Control (Join_C)
Jamo Short Name (JSN)
Joining Type (jt) Non Joining
kIICore (kIICore) AGT
kIRG_GSource (kIRG_GSource) G0-5227
kIRG_HSource (kIRG_HSource) HB1-
kIRG_JSource (kIRG_JSource) J0-527B
kIRG_KPSource (kIRG_KPSource) KP0-D0C
kIRG_KSource (kIRG_KSource) K0-4E61
kIRG_TSource (kIRG_TSource) T1-5036
kIRG_VSource (kIRG_VSource) V1-4F2
kIRGDaeJaweon (kIRGDaeJaweon) 0406.010
kIRGDaiKanwaZiten (kIRGDaiKanwaZiten) 03543
kIRGHanyuDaZidian (kIRGHanyuDaZidian) 10621.020
kIRGKangXi (kIRGKangXi) 0186.160
kBigFive (kBigFive) AB72
kCangjie (kCangjie) RYCK
kCantonese (kCantonese) ngaau5
kCCCII (kCCCII) 213623
kCihaiT (kCihaiT) 271.201
kCNS1986 (kCNS1986) 1-5036
kCNS1992 (kCNS1992) 1-5036
kCowles (kCowles) 1500 3012
kDaeJaweon (kDaeJaweon) 0406.010
Unihan Definition (kDefinition) bite, gnaw
kEACC (kEACC) 213623
kFennIndex (kFennIndex) 618.02
kFourCornerCode (kFourCornerCode) 6004.8
kFrequency (kFrequency) 4
kGB0 (kGB0) 5007
kGB1 (kGB1) 5007
kGradeLevel (kGradeLevel) 1
kGSR (kGSR) 1166g
kHangul (kHangul)
kHanYu (kHanYu) 10621.020
kHanyuPinlu (kHanyuPinlu) yǎo(166)
kHanyuPinyin (kHanyuPinyin) 10621.020:yǎo,jiāo,yāo,jiǎo
kHKGlyph (kHKGlyph) 0556
kJapaneseKun (kJapaneseKun) KAMU
kJapaneseOn (kJapaneseOn) KOU GOU YOU
kJis0 (kJis0) 5091
kKangXi (kKangXi) 0186.160
kKarlgren (kKarlgren) 357
kKorean (kKorean) KYO
kKPS0 (kKPS0) D0C8
kKSC0 (kKSC0) 4665
kLau (kLau) 2323
kMainlandTelegraph (kMainlandTelegraph) 0747
kMandarin (kMandarin) yǎo
kMatthews (kMatthews) 7298
kMeyerWempe (kMeyerWempe) 993b 2028
kMorohashi (kMorohashi) 03543
kNelson (kNelson) 0919
kPhonetic (kPhonetic) 553
Radical Stroke Count (Adobe Japan 1-6) (kRSAdobe_Japan1_6) C+4368+30.3.6 V+20277+30.3.6
Radical Stroke Count (KangXi) (kRSKangXi) 30.6
Radical Stroke Count (Unicode) (kRSUnicode) 30.6
kSBGY (kSBGY) 152.15 154.42
Semantic Variant (kSemanticVariant) 齩
kTaiwanTelegraph (kTaiwanTelegraph) 0747
kTang (kTang) gǎu
Stroke Number (kTotalStrokes) 9
kVietnamese (kVietnamese) rao
kXerox (kXerox) 250:141
kXHC1983 (kXHC1983) 1342.110:yǎo
z Variant (kZVariant) 齩
Line Break (lb) Ideographic
Logical Order Exception (LOE)
Math (Math)
Noncharacter Code Point (NChar)
NFC Quick Check (NFC_QC) Yes
NFD Quick Check (NFD_QC) Yes
NFKC Casefold (NFKC_CF) 咬
NFKC Quick Check (NFKC_QC) Yes
NFKD Quick Check (NFKD_QC) Yes
Numeric Type (nt) None
Numeric Value (nv) NaN
Other Alphabetic (OAlpha)
Other Default Ignorable Code Point (ODI)
Other Grapheme Extend (OGr_Ext)
Other ID Continue (OIDC)
Other ID Start (OIDS)
Other Lowercase (OLower)
Other Math (OMath)
Other Uppercase (OUpper)
Pattern Syntax (Pat_Syn)
Pattern White Space (Pat_WS)
Quotation Mark (QMark)
Radical (Radical)
Sentence Break (SB) OLetter
Simple Case Folding (scf) 咬
Script Extension (scx) Han
Soft Dotted (SD)
STerm (STerm)
Terminal Punctuation (Term)
Unified Ideograph (UIdeo)
Variation Selector (VS)
Word Break (WB) Other
White Space (WSpace)
XID Continue (XIDC)
XID Start (XIDS)
Expands On NFC (XO_NFC)
Expands On NFD (XO_NFD)
Expands On NFKC (XO_NFKC)
Expands On NFKD (XO_NFKD)