U+AA30 "ꨰ" Cham Vowel Sign Ai Unicode Character

U+AA30 "ꨰ" Cham Vowel Sign Ai is a combining mark used in the Cham script, which is traditionally employed to write the Cham language spoken primarily in parts of Cambodia and Vietnam. This specific vowel sign represents the diphthong "ai" and is attached to a consonant character to modify its pronunciation, functioning as a dependent vowel that cannot stand alone in text. Part of the Cham alphabet's rich system of vowel notation, U+AA30 is encoded in the Unicode Standard to support digital preservation and accurate rendering of historical and modern Cham writings.