Voiceless bidental fricative

The voiceless bidental non-sibilant fricative is a type of consonantal sound used in some spoken languages. The only natural language known to use it is the Shapsug dialect of Adyghe. The constructed language Ithkuil and its offshoot Ilaksh use this sound for a geminate voiceless glottal fricative (so phonemically ).

Features
Features of the voiceless bidental fricative:


 * Its place of articulation is bidental, which means it is articulated with the lower and upper teeth pressed together.