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. | ||
/ɛ/ | The tongue tip touches the back of the bottom front teeth. The middle part of the tongue arches up towards the roof of the mouth. | The jaw drops. | The vocal cords vibrate. | |||
/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. |