Sound | Tongue | Lips | Jaw | Teeth | Air | Vocal Chords |
---|---|---|---|---|---|---|
/ˈ/ | ||||||
/u/ | The back part of the tongue stretches up towards the soft palate. The front part of the tongue remains down, touching, or behind, the bottom front teeth. | The lips relax while forming a rounded shape. | The vocal cords vibrate. | |||
/s/ | The tongue is behind the teeth. | The teeth remain clenched. | The air flows through the tip of the tongue towards the edge of the teeth. | The vocal cords do not vibrate. |