Select languages to compare:

Main sound category: Diphthongs
Source vowel: SoundCategory object (189)
Target vowel: SoundCategory object (172)
IPA symbol: ouː
IPA description: close mid back rounded to long close back rounded diphthong
UPSID symbol: ou:
UPSID description: close mid back rounded to long close back rounded diphthong
Occurs in 0 language
That is in 0.00% of all languages
Occurs in: