Source: Noto Sans Arabic

U+08B4 Arabic Letter Kaf with Dot Below

U+08B4 was added in Unicode version 8.0 in 2015. It belongs to the block U+08A0 to U+08FF Arabic Extended-A in the U+0000 to U+FFFF Basic Multilingual Plane.

This character is a Other Letter and is mainly used in the Arabic script.

The glyph is not a composition. It has no designated width in East Asian texts. In bidirectional text it is written as Arabic letter from right to left. When changing direction it is not mirrored. The word that U+08B4 forms with similar adjacent characters prevents a line break inside it.

The Wikipedia has the following information about this codepoint:

Arwi (أَرْوِيُّ‎ ʾArwīyyu) or Arabu-Tamil (Tamil: அரபுத்தமிழ், عَرَبُ تَّمِۻْ Araputtamiḻ) is an Arabic-influenced dialect of the Tamil language written with an extension of the Arabic alphabet, with extensive lexical and phonetic influences from the Arabic language. Arwi has been used extensively by the Muslims of the Tamil Nadu state of India and Sri Lanka.

Representations

System	Representation
Nº	2228
UTF-8	E0 A2 B4
UTF-16	08 B4
UTF-32	00 00 08 B4
URL-Quoted	%E0%A2%B4
HTML hex reference	ࢴ
Wrong windows-1252 Mojibake	à¢´
Encoding: GB18030 (hex bytes)	81 31 C5 32

Elsewhere

Complete Record

Property	Value
Age (age)	8.0 (2015)
Unicode Name (na)	ARABIC LETTER KAF WITH DOT BELOW
Unicode 1 Name (na1)	—
Block (blk)	Arabic Extended-A
General Category (gc)	Other Letter
Script (sc)	Arabic
Bidirectional Category (bc)	Arabic Letter
Combining Class (ccc)	Not Reordered
Decomposition Type (dt)	none
Decomposition Mapping (dm)	Arabic Letter Kaf with Dot Below
Lowercase (Lower)	✘
Simple Lowercase Mapping (slc)	Arabic Letter Kaf with Dot Below
Lowercase Mapping (lc)	Arabic Letter Kaf with Dot Below
Uppercase (Upper)	✘
Simple Uppercase Mapping (suc)	Arabic Letter Kaf with Dot Below
Uppercase Mapping (uc)	Arabic Letter Kaf with Dot Below
Simple Titlecase Mapping (stc)	Arabic Letter Kaf with Dot Below
Titlecase Mapping (tc)	Arabic Letter Kaf with Dot Below
Case Folding (cf)	Arabic Letter Kaf with Dot Below
ASCII Hex Digit (AHex)	✘
Alphabetic (Alpha)	✔
Bidi Control (Bidi_C)	✘
Bidi Mirrored (Bidi_M)	✘
Composition Exclusion (CE)	✘
Case Ignorable (CI)	✘
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)	✘
Cased (Cased)	✘
Full Composition Exclusion (Comp_Ex)	✘
Default Ignorable Code Point (DI)	✘
Dash (Dash)	✘
Deprecated (Dep)	✘
Diacritic (Dia)	✘
Emoji Modifier Base (EBase)	✘
Emoji Component (EComp)	✘
Emoji Modifier (EMod)	✘
Emoji Presentation (EPres)	✘
Emoji (Emoji)	✘
Extender (Ext)	✘
Extended Pictographic (ExtPict)	✘
FC NFKC Closure (FC_NFKC)	Arabic Letter Kaf with Dot Below
Grapheme Cluster Break (GCB)	Any
Grapheme Base (Gr_Base)	✔
Grapheme Extend (Gr_Ext)	✘
Grapheme Link (Gr_Link)	✘
Hex Digit (Hex)	✘
Hyphen (Hyphen)	✘
ID Continue (IDC)	✔
ID Start (IDS)	✔
IDS Binary Operator (IDSB)	✘
IDS Trinary Operator and (IDST)	✘
IDSU (IDSU)	0
ID_Compat_Math_Continue (ID_Compat_Math_Continue)	0
ID_Compat_Math_Start (ID_Compat_Math_Start)	0
Ideographic (Ideo)	✘
InCB (InCB)	None
Indic Mantra Category (InMC)	—
Indic Positional Category (InPC)	NA
Indic Syllabic Category (InSC)	Other
Jamo Short Name (JSN)	—
Join Control (Join_C)	✘
Logical Order Exception (LOE)	✘
Modifier Combining Mark (MCM)	✘
Math (Math)	✘
Noncharacter Code Point (NChar)	✘
NFC Quick Check (NFC_QC)	Yes
NFD Quick Check (NFD_QC)	Yes
NFKC Casefold (NFKC_CF)	Arabic Letter Kaf with Dot Below
NFKC Quick Check (NFKC_QC)	Yes
NFKC_SCF (NFKC_SCF)	Arabic Letter Kaf with Dot Below
NFKD Quick Check (NFKD_QC)	Yes
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)	✘
Prepended Concatenation Mark (PCM)	✘
Pattern Syntax (Pat_Syn)	✘
Pattern White Space (Pat_WS)	✘
Quotation Mark (QMark)	✘
Regional Indicator (RI)	✘
Radical (Radical)	✘
Sentence Break (SB)	Other Letter
Soft Dotted (SD)	✘
Sentence Terminal (STerm)	✘
Terminal Punctuation (Term)	✘
Unified Ideograph (UIdeo)	✘
Variation Selector (VS)	✘
Word Break (WB)	Alphabetic Letter
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)	✘
Bidi Paired Bracket (bpb)	Arabic Letter Kaf with Dot Below
Bidi Paired Bracket Type (bpt)	None
East Asian Width (ea)	neutral
Hangul Syllable Type (hst)	Not Applicable
ISO 10646 Comment (isc)	—
Joining Group (jg)	Kaf
Joining Type (jt)	Dual Joining
Line Break (lb)	Alphabetic
Numeric Type (nt)	none
Numeric Value (nv)	not a number
Simple Case Folding (scf)	Arabic Letter Kaf with Dot Below
Script Extension (scx)
Vertical Orientation (vo)	R