[õ]→[ũ]Certainty: 5/5Commonality: 3/5

Nasalized close-mid back rounded vowel to Nasalized close back rounded vowel

Nasal Raising of rounded vowels involves the shift of a nasalized mid vowel [õ] to a high vowel [ũ]. This is part of a common historical raising path where nasalization can drive vowel height changes.

Phonetic Effects

Raising, Nasalization

Language Examples

Historical Phonology Multiple

[õ]→[ũ]— A frequent path in the development of nasal vowel systems across various language families.

Portuguese dialects Romance

[õ]→[ũ]— Raising of nasal vowels in specific unstressed or dialectal environments.

Related Transformations

Reverse

More Raising Shifts

[ã] → [õ] — Raising [a] → [ã] — Assimilatory Nasalization [a] → [∅] — Elision [a] → [ə] — Vowel Reduction [ai] → [e] — Monophthongization

Sources & References

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