[θ]→[ʔ]Certainty: 4/5Commonality: 3/5

Algonquian Debuccalization Lenition Germanic

Voiceless dental fricative to Glottal stop

The shift from the voiceless dental fricative [θ] to a glottal stop [ʔ] is a form of debuccalization, often occurring as a two-step process involving stopping ([θ] > [t]) followed by glottalization ([t] > [ʔ]).

Phonetic Effects

Debuccalization, Glottalization, Lenition

Language Examples

African American Vernacular English (AAVE) Germanic

nothing [ˈnʌθɪŋ]→[ˈnʌʔn̩]— Common in rapid speech where the dental fricative is stopped and then glottalized.

Arapaho Algonquian

Historical *θ→[ʔ]— Radical historical sound shift involving the reduction of dental/alveolar sounds to glottals.

Related Transformations

Reverse Debuccalization to h Th-stopping

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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