Voiceless bidental fricative

Voiceless bidental fricative
Voiceless bidental fricative
h̪͆
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The voiceless bidental fricative is a rare consonantal sound found in one natural language, in the Shapsug dialect of Adyghe, where it appears as a variant of /x/.^[1]^[2]

People with hypoglossia (abnormally small tongue) may use it for target /s/.

^ Ladefoged, Peter; Maddieson, Ian (1996). The Sounds of the World's Languages. Oxford: Blackwell. pp. 144–145. ISBN 978-0-631-19815-4.
^ Trask, R. L. (2004-08-02). A Dictionary of Phonetics and Phonology. Routledge. ISBN 978-1-134-83101-2.

[:0-1] Ladefoged, Peter; Maddieson, Ian (1996). The Sounds of the World's Languages. Oxford: Blackwell. pp. 144–145. ISBN 978-0-631-19815-4.

[:1-2] Trask, R. L. (2004-08-02). A Dictionary of Phonetics and Phonology. Routledge. ISBN 978-1-134-83101-2.

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