Voiceless uvular fricative
The uvular voiceless fricative ( a voiceless, educated at the uvula fricative ) has in different languages following phonetic and orthographic realizations:
- Arabic [ χ ]: خ ( kha ')
- German [ χ ]: ch after a, o, u, unless the diminutive suffix - chen follows. Allophone of the voiceless palatal fricative and the unvoiced velar fricative.