EDIT Synonyms pipe,

 siri  eki 

EDIT - Khoisan tradition - "c" in Zulu orthography.

 siri  eki 

EDIT Linguistics In the International Phonetic Alphabet (IPA) it represents the sound of the dental click in some South African languages like that of the !Xoon in Namibia or the !Ko in Botswana. It is one of five different clicks and is created by quickly detaching the tongue from the inside of the incisors. It sound like the click people sumetimes produce as a noise of surprise or indignation.

 eki  jsw 

EDIT International Phonetic Alphabet

+ Sound example

+ Alternatives // unknown
+ Former versions // ʇ (U+0287)

+ In the IPA since 1989
+ IPA number 177

+ This sound can be found in !Xóõ.


Synonyms

English
+ Official name in the IPA // ›dental click‹
+ Nonstandard // like ›tsk tsk‹
+ Pipe


+ Source //
Principles of the International Phonetic Association, London, 1949. /
Journal of the International Phonetic Association, 1989. /
Wikipedia. Die Liste der IPA-Zeichen & History of the International Phonetic Alphabet. /
Handbook of the International Phonetic Association: A Guide to the Use of the International Phonetic Alphabet. /
Pullum, Geoffrey and William A. Ladusaw. Phonetic Symbol Guide. Second edition.

 FrauFriedrich