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Tsse (Ꚑ ꚑ; italics: Ꚑ ꚑ) is a letter of the Cyrillic script. The shape of the letter originated as a ligature of the Cyrillic letters Te (Т т Т т) and Es (С с С с. Its form resembles a T with an ogonek attached on its bottom.
Tsse is used in the Abkhaz language, where it represents the voiceless alveolo-palatal affricate/t͡ɕʼʷ/. It is a Cyrillic letter corresponding to Ҵә.