16 Questions
What is the tongue position similar to when pronouncing the diphthong /ǝu/?
/3:/
What is the direction of the glide for the diphthong /au/?
Towards /u/ in the close-mid position
What is the movement of the lips for the diphthong /eǝ/?
Neutrally open throughout
What is the characteristic of the diphthong /1Ə/
It is a narrow and centering diphthong
What is the tongue position for the starting point of the glide for the diphthong /au/?
Similar to the position for /a:/ or C[a]
What is the characteristic of the diphthong /ǝu/ in terms of jaw movement?
Closing movement of the lower jaw
What is the characteristic of the diphthong /1Ə/ in unaccented syllables?
It is not always falling
What is the characteristic of the diphthong /au/ in terms of movement?
Requires extensive movement of the tongue
What is the characteristic of the glide in the diphthong /нǝ/?
It begins with a tongue position of close mid and centralized from back and moves towards a more open variety of /ə/.
What is the movement of the jaw in the diphthong /eı/?
A slight closing movement.
What is the characteristic of the lips in the diphthong /нǝ/?
They are weakly rounded at the beginning and neutrally open as it progresses.
What is the direction of the tongue movement in the diphthong /aı/?
From a point slightly behind the front open position towards the vowel /ı/.
What is the characteristic of the lips in the diphthong /aı/?
They change from a neutral to a loosely spread position.
What is the movement of the lower jaw in the diphthong /aı/?
A slight closing movement.
What is the characteristic of the diphthong /oı/?
It does not require an extensive movement of the tongue.
What is the characteristic of the diphthong /еı/?
It is a narrow diphthong.
Study Notes
Diphthong /ǝu/
- Glide: begins between mid-open and mid-close positions, moving towards /u/ above mid-close position
- Jaw: slight closing movement of lower jaw
- Lips: neutral for 1st element, 2nd element lips tend to round
- Starting point: tongue position similar to /3:/
Diphthong /au/
- Glide: begins between back and front open position, moving towards vowel /u/ above close-mid position
- Lips: change from neutrally open to a weakly rounded position
- Jaw: closing movement
- Long: loud, Reduced: shout
- Pulmonic, voiced, oral, wide, falling, closing
Diphthong /eǝ/
- Glide: begins in open-mid front position, moving towards more open variety of /a/ when in final position
- In non-final position, it tends to glide to a mid /ə/ type
- Lips: neutrally open
- Pulmonic, voiced, oral, narrow, falling, centering
Diphthong /1Ə/
- Glide: begins with tongue position of close mid and centralized from front, moving towards more open variety of /ə/
- In non-final position, the glide is not so extensive
- Lips: neutral, with slight movement from slightly spread to neutral
- In unaccented syllables, it is not always falling
- Pulmonic, voiced, oral, falling or rising, centering, narrow
Diphthong /нǝ/
- Glide: begins with tongue position of close mid and centralized from back, moving towards more open variety of /ə/
- In non-final position, the glide is not so extensive
- Lips: weakly rounded at the beginning of the glide and neutrally open as it progresses
- In unaccented syllables, this diphthong may be rising
- Pulmonic, voiced, oral, narrow, centering, falling or rising
Diphthong /eı/
- Glide: begins from slightly below close-mid front position, moving towards /ı/
- Jaw: slightly closing movement
- Quality: starting point is somewhat closer than vowel /e/
- Lips: goes from neutral to slightly spread position
- No change of phoneme in final position
- Pulmonic, voiced, oral, narrow, closing, falling
Diphthong /aı/
- Glide: begins slightly behind front open position, moving towards vowel /ı/
- Requires extensive movement of the tongue
- Lower jaw: closing movement
- Lips: change from neutral to loosely spread position
- Before dark /l/, the /ı/ element is often absorbed into the /ə/ or /u/ glide
- No change of phoneme in final position
- Pulmonic, voiced, oral, falling, closing, wide
Diphthong /oı/
- Glide: begins between open-mid and open-back positions, moving towards vowel /ı/
- Tongue movement: extends from back to centralized front
- Does not require extensive movement of the tongue
- Pulmonic, voiced, oral, falling, closing
Identify and describe the characteristics of English diphthongs, including glides, jaw movement, and lip positions.
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