How do you pronounce "mysterious"?

In American English: /mɪˈstɪriːəs/ (mi-STIR-ee-uhs). In British English: /mɪstˈɪəɹɪəs/ (mist-I-uhr-i-uhs). In Canadian English: /mɪˈstɪriːəs/ (mi-STIR-ee-uhs). In Australian English: /mɪstˈiəɹiəs/ (mist-EE-uhr-ee-uhs).

Is "mysterious" pronounced differently in American and British English?

Yes. In American English it's pronounced /mɪˈstɪriːəs/ (mi-STIR-ee-uhs), while in British English it's /mɪstˈɪəɹɪəs/ (mist-I-uhr-i-uhs).

How to Pronounce "mysterious"

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mysterious

regional

/mɪˈstɪriːəs/

mi-STIR-ee-uhs

Syllable Breakdown

mɪmys·stɪrte·iːri·əsous

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14