| Sound | Tongue | Lips | Jaw | Teeth | Air | Vocal Chords |
|---|---|---|---|---|---|---|
| /ˈ/ | ||||||
| /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. | ||
| /i/ | The tongue is tense and rises high. Then it moves to the front of the mouth. The tip of the tongue is low and behind the bottom front teeth. | The lips are tense and wide. | The jaw drops, opening the mouth a little. | The vocal cords vibrate. | ||
| /r/ | The tongue forms an arch near the roof of the mouth. It does not touch any part of the mouth. | The air flows through a narrow space in your mouth. | The vocal cords vibrate. |