Abkhazian Che

[1] Abkhazian Che is used in the alphabet of the Abkhaz language, where it represents the voiceless retroflex affricate /ʈʂ/.

[2] It was used in the old Abkhaz alphabets, where it represents the voiceless retroflex affricate /ʈ͡ʂ/.

The letter was invented by baron Peter von Uslar.

[3] The letter is Ҽ-shaped but in 1887 Uslar's study was reprinted by M. Zavadskiy who changed its shape and the result resembled a Cyrillic Ч doubled.

[3] Later the letter returned to its initial form which, created by linguist Uslar, is part of the modern Abkhaz alphabet, which is depicted as Ҽ.

An alternative form of Abkhazian che, termed cche by Unicode.