The Serbo-Croatian Cyrillic alphabet equivalent is Ћ (23rd letter). Macedonian uses Ќ as a partial equivalent (24th letter). Other languages which use the Cyrillic alphabet usually represent this sound by the character combination ЧЬ, however it is represented by Ч in Russian.
The letter is also used in unofficial Belarusian Łacinka and in unofficial Ukrainian Latynka where it represents the palatalized alveolar affricate [t͡sʲ].
In Ladin it represents [tʃ] when preceded by [ʃ] (e.g. desćiarié, [deʃtʃariˈe]).
The letter is also seen in Banat Bulgarian and Represents c (e.g. Kaćétu, [kacetu]).