[oi]→[u]Certainty: 5/5Commonality: 4/5
Diphthong oi to Close back rounded vowel
Monophthongization of 'oi' to 'u' involves the simplification of a rounded diphthong into a high back vowel.
Phonetic Effects
Monophthongization, Raising
Language Examples
Archaic Latin OE / OI→Classical Latin U— Latin diphthongal 'oe/oi' simplified to 'u' in Classical Latin. E.g., archaic 'oinos' > classical 'unus'.
Related Transformations
More Raising Shifts
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