U+1EA3 "ả" Latin Small Letter A with Hook Above Unicode Character

U+1EA3 "ả" Latin Small Letter A with Hook Above is a Vietnamese diacritic letter used to represent the falling-rising tone (hỏi tone) on the vowel "a," which is a mid-central vowel sound pronounced with a slight dip and then a rise in pitch. It is coded in the Unicode block “Latin Extended Additional” and is commonly found in Vietnamese text, where it forms an essential part of the tonal orthography that distinguishes word meanings. This character is visually composed of a standard lowercase “a” with a small hook attached to the upper right side of the letter, signaling the specific tonal contour.