| Sound | Tongue | Lips | Jaw | Teeth | Air | Vocal Chords |
|---|
| /ˈ/ | | | | | | |
| /f/ | | The bottom lips are in contact with the teeth. | | The top teeth press the bottom lips. | The air flows through the teeth. | The vocal cords do not vibrate. |
| /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. |
| /l/ | The tongue is against the back of the upper teeth. | | | | The air flows around the sides of the mouth. | The vocal cords vibrate. |
| /d/ | The tongue comes up. The front part touches the roof of the mouth behind the top teeth. Then it pulls down to release the air. | | | The teeth are together. Then they separate. | First, the air stops. Then it flows. | The vocal cords vibrate. |
