The Universal Atlas of Phonetic Evolution
Back to Matrix [ʈ] → [θ] Edit this Data

[θ]→[ʈ]Certainty: 5/5Commonality: 4/5

Voiceless dental fricative to Voiceless retroflex stop

The mapping of the voiceless dental fricative [θ] to a retroflex stop [ʈ] is a systematic adaptation in languages that lack dental fricatives but possess a robust retroflex series, most notably in South Asian varieties of English.

Phonetic Effects

Retroflexion, Stopping, Borrowing Adaptation

Language Examples

thought [θɔːt]→[ʈʰɔːʈ]— Common mapping in South Asian languages where the dental fricative is realized as an (often aspirated) retroflex stop.
r + [θ]→[ʈ]— Historical merges of rhotics and dental fricatives in certain dialects produced retroflex reflexes.

Related Transformations

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