The Universal Atlas of Phonetic Evolution
Back to Matrix [m] → [r] Edit this Data

[r]→[m]Certainty: 4/5Commonality: 1/5

Alveolar trill to Bilabial nasal

The phonetic transformation from an alveolar trill ([r]) to a bilabial nasal ([m]) is a rare but attested sound change, primarily occurring through assimilation. This involves a shift in both the place of articulation from alveolar to bilabial, and the manner of articulation from a trill to a nasal consonant.

Phonetic Effects

Place Assimilation, Manner Change, Regressive Assimilation

Language Examples

karme→kamme— This assimilation of /r/ to /m/ occurred in a specific borrowed verb from Kurdish.

Related Transformations

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