[æ]→[ə]Certainty: 5/5Commonality: 5/5

Near-open front unrounded vowel to Mid central vowel

The shift from the full vowel [æ] to the mid-central vowel [ə] (schwa) is a classic example of vowel reduction. In stress-timed languages like English, vowels in unstressed syllables lose their peripheral qualities and centralize.

Phonetic Effects

Vowel Reduction, Centralization

Language Examples

English Germanic

atom [æ]→atomic [ə]— When stress shifts away from the first syllable, the [æ] reduces to a schwa.

man [æ]→postman [ə]— Reduction of the vowel in unstressed compound endings.

Related Transformations

Reverse

More Germanic Shifts

[a] → [ã] — Assimilatory Nasalization [a] → [∅] — Elision [a] → [ʔ] — Glottalization [a] → [ə] — Vowel Reduction [æ] → [ɛ] — Vowel Raising

Sources & References

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