[r]→[ə]Certainty: 5/5Commonality: 5/5

Alveolar trill to Mid central vowel

The shift from [r] to [ə] is a form of vocalization where the rhotic consonant loses its trill or tap quality and centralizes into a neutral vowel. This is a defining feature of non-rhotic accents in English and Standard German.

Phonetic Effects

Vocalization, R-dropping

Language Examples

English (RP / Australian) Germanic

teacher [r]→[ˈtiːtʃə]— Final r vocalizes to schwa in non-rhotic dialects.

Standard German Germanic

vater [r]→[ˈfaːtɐ]— German coda r is almost always vocalized to a near-open central vowel (Tiefschwa).

Related Transformations

Reverse Next stage: Total elision

More Germanic Shifts

[a] → [ã] — Assimilatory Nasalization [a] → [∅] — Elision [a] → [ʔ] — Glottalization [a] → [ə] — Vowel Reduction [ʕ] → [a] — Vocalization

Sources & References

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