Other Vowel Contrasts

 

Rounding

Swedish contrasts three high front vowels in rounding:

 

(after Fant, 1975)

 

What is rounding?

 

Contact on sides between upper and lower lips

 

 

Length of side contact in rounded and unrounded vowels:

 


Advanced Tongue Root (ATR)

 

Akan (Lindau, 1979)

German (Bolla & Valaczkai, 1986)

Igbo (Ladefoged and Maddieson, 1996)

English (Perkell, 1969)