| 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. | ||
| /æ/ | The tongue is wide. The front stays forward, touching the back of the bottom front teeth. The back part of the tongue stretches up. | The jaw drops. | The vocal cords vibrate. | |||
| /θ/ | Place the tip of your tongue behind your top front teeth, touching the inside edge of your upper incisors. | Keep your lips relaxed and slightly parted. | Keep your jaw slightly open and relaxed. | Keep your top and bottom teeth slightly apart. | Push a stream of air out through your mouth, over the top of your tongue. | Do not use your vocal cords to produce this sound. It is a voiceless consonant. |