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Main sound category: Diphthongs
Source vowel: ɑ : open back unrounded vowel
Target vowel: u : close back rounded vowel
IPA symbol: ɑu
IPA description: open back unrounded vowel to close back rounded vowel
UPSID symbol: calst_a_u
UPSID description: calst_a_u
Occurs in 0 language
That is in 0.00% of all languages
Occurs in: