Tenuis alveolar click
The voiceless or more precisely tenuis (post)alveolar click is a click consonant found primarily among the languages of southern Africa. The symbol in the International Phonetic Alphabet for a tenuis alveolar click with a velar rear articulation is  or , commonly abbreviated to ,  or simply ; a symbol abandoned by the IPA but still preferred by some linguists is  or , abbreviated ,  or just . For a click with a uvular rear articulation, the equivalents are  and . Sometimes the accompanying letter comes after the click letter, e.g. or ; this may be a simple orthographic choice, or it may imply a difference in the relative timing of the releases. Features
Features of the tenuis (post)alveolar click:

Occurrence
Tenuis alveolar clicks are found primarily in the various Khoisan language families of southern Africa and in some neighboring Bantu languages. References

Click consonants
Oral consonants
Central consonants
Tenuis consonants