| Sound | Tongue | Lips | Jaw | Teeth | Air | Vocal Chords |
|---|---|---|---|---|---|---|
| /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. |
| /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. | |||
| /o/ | The back of the tongue raises above the middle of the mouth. | The vocal cords vibrate. | ||||
| /ʊ/ | The back of the tongue lifts towards the back of the roof of the mouth. | The lips flare. | The vocal cords vibrate. |