Back to Matrix [au] → [õ] Edit this Data

[õ]→[au]Certainty: 5/5Commonality: 4/5

Diphthongization Nasalization Merger Romance

Nasalized close-mid back rounded vowel to Diphthong au

The transformation from a nasalized mid vowel to a diphthong involves the development of a semi-vowel off-glide, often as part of a merger in a language's phonological history, particularly in the Romance family.

Phonetic Effects

Diphthongization, Nasalization, Merger

Language Examples

Portuguese Romance

Latin -onem→-ão [ɐ̃w̃]— Historical development where Latin endings like -onem, -anum, and -anem merged into the nasal diphthong -ão (mapped here as 'au' for the diphthongal quality).

Related Transformations

Reverse

More Nasalization Shifts

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

Sources & References

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