U+1EA7 "ầ" Latin Small Letter A with Circumflex and Grave Unicode Character
U+1EA7 "ầ" Latin Small Letter A with Circumflex and Grave is a precomposed Vietnamese diacritic letter that combines a base lowercase "a" with both a circumflex accent (^) placed over the letter and a grave accent (`) also applied above it, resulting in a complex glyph used to represent a specific low-falling tone in the Vietnamese language. This character is part of the Latin Extended Additional block and is primarily employed in the Vietnamese alphabet to distinguish the tonal pronunciation of the vowel "â", where the circumflex denotes a shortened or different vowel quality and the grave indicates a falling pitch contour. Its inclusion in Unicode ensures proper digital representation and rendering of Vietnamese text, particularly in contexts where accurate tonal marking is essential for meaning and communication.
General Properties
| Code Point | U+1EA7 |
| Version Added | 1.1 |
| Name | Latin Small Letter A with Circumflex and Grave |
| Block | Latin Extended Additional |
| General Category | Lowercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Canonical |
| Decomposition Mapping | "â" U+00E2 Latin Small Letter A with Circumflex "̀" U+0300 Combining Grave Accent |
Encodings
| HTML Decimal Encoding | ầ |
| HTML Hex Encoding | ầ |
| UTF-8 Encoding | 0xE1 0xBA 0xA7 |
| UTF-16 Encoding | 0x1EA7 |
| UTF-32 Encoding | 0x00001EA7 |
| C/C++/Java Escape | \u1ea7 |
Unicode Properties
| NFC Quick Check | Yes |
| NFKC Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Lowercase | Yes |
| Simple Uppercase Code Point | "Ầ" U+1EA6 Latin Capital Letter A with Circumflex and Grave |
| Simple Titlecase Code Point | "Ầ" U+1EA6 Latin Capital Letter A with Circumflex and Grave |
| Uppercase Code Point | "Ầ" U+1EA6 Latin Capital Letter A with Circumflex and Grave |
| Titlecase Code Point | "Ầ" U+1EA6 Latin Capital Letter A with Circumflex and Grave |
| Cased | Yes |
| Changes When Casemapped | Yes |
| Changes When Titlecased | Yes |
| Changes When Uppercased | Yes |
| Script | Latin |
| Script Extensions | Latin |
| 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 |