[i]→[o]Certainty: 3/5Commonality: 2/5
Close front unrounded vowel to Close-mid back rounded vowel
The backing and rounding of a high front vowel /i/ to a back rounded vowel /o/, a process of vowel retraction often influenced by surrounding labial or velar consonants.
Phonetic Effects
Vowel Backing, Rounding
Language Examples
fill→[fʊl]— Backing of /ɪ/ before a dark /l/ in some dialects, approaching /o/ or /u/.
Related Transformations
More Rounding Shifts
Sources & References
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