- 软龈音 ruǎnyínyīn velarvelar sound (linguistics)
- 颚龈音 èyínyīn postalveolarA consonant produced with the tongue near or touching the area between the alveolar ridge and the hard palate, such as palato-alveolar or prepalatal sounds.
- 齿龈音 chǐyínyīn alveolar soundAn alveolar, apical, or supradental sound in linguistics.