Chakma Virama at U+11133 is a combining sign that suppresses the inherent vowel of a Chakma consonant, allowing a bare consonant or consonant cluster to be written. It is part of the Chakma block and functions like a virama or halant in other Brahmic writing systems, attaching to the preceding letter rather than standing as an ordinary visible symbol. In Chakma text, consonant letters normally carry an inherent vowel unless another vowel mark or this virama changes the reading. Writers use the Chakma Virama in the Chakma language, spoken by Chakma communities in Bangladesh, India, and Myanmar, when spelling words that end in a consonant or when representing consonant sequences without an intervening vowel. It is also important in linguistic documentation, primers, dictionaries, and digital editions of Chakma-script materials, where accurate syllable structure matters. The main practical gotcha is that it is a combining mark: if isolated, misplaced, or processed by software with weak Chakma shaping support, it may appear detached or fail to form the intended consonant behavior.