| 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. | ||
| /ɜ/ | The middle part of the tongue lifts towards the roof of the mouth in the middle. The front of the tongue hangs down. But it does not touch anything. | The corners of the lips come in, pushing the lips away from the face. | 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. |