Che with diaeresis

Che with diaeresis (Ӵ ӵ; italics: Ӵ ӵ ) is a letter of the Cyrillic script. Its form is derived from the Cyrillic letter Che (Ч ч Ч ч ).

Che with diaeresis is used only in the alphabet of the Udmurt language, where it represents the voiceless palato-alveolar affricate, like the pronunciation of $⟨ch⟩$ in "chicken". It is the thirtieth letter of this alphabet.