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Main sound category: Diphthongs
Source vowel: a : open front unrounded vowel
Target vowel: u : close back rounded vowel
IPA symbol: au
IPA description: open front rounded to close back rounded diphthong
UPSID symbol: calst_au
UPSID description: calst_au
Occurs in 0 language
That is in 0.00% of all languages
Occurs in: