Ka with hook (àÃÂ; italics: <span style="font-family: times, Times New Roman, serif; font-size: larger">àÃÂ</span>) is a letter of the Cyrillic script. It is formed from the Cyrillic letter Ka (àú) by the addition of a hook.
Ka with hook is widely used in the alphabets of Siberia and the Russian Far East: Chukchi, Koryak, Alyutor, Itelmen, Yupik, Aleut, Nivkh, Ket, Tofalar and Selkup, where it represents the voiceless uvular plosive . It has been sometimes used in the Khanty language as a substitute for Cyrillic letter Ka with descender, ÃÂ ÃÂ, which also stands for .
It was also used to represent , the aspirated voiceless velar plosive, in the Translation Committee's Abkhaz alphabet, which was published around the turn of the 20th century, and to represent , the velar ejective stop, in two old Ossetian alphabets, Anders Johan Sjögren's 1844 alphabet and the Teachers' Congress's 1917 alphabet.
Other Cyrillic letters used to write the sound :