| 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. |
| /j/ | The mid and front part of the tongue raises and presses against the roof of the mouth. The tip of the tongue comes down and touches behind the bottom front teeth. | | | | The throat compresses the airflow. | The vocal cords 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. |
| /k/ | The back part of the tongue reaches up and touches the soft palate, cutting off the air. The tongue pulls away and the air flows. | The lips position to adjust the sound that comes next. | | | Air passes through the mouth. First, the air stops. Then, it flows. | The vocal cords do not 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. |
