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Main sound category: Diphthongs
Source vowel: o : close mid back rounded vowel
Target vowel: i : close front unrounded vowel
IPA symbol: oi
IPA description: close mid back rounded vowel to close front unrounded vowel
UPSID symbol: n/a
UPSID description: n/a
Occurs in 1 language
That is in 0.21% of all languages
Occurs in: Italian