How do you pronounce "unintentionally"?

In American English: /ˌənɪnˈtɛnʃənəli/ (uhn-in-TEHNSH-uhn-uhl-ee). In British English: /ˌʌnɪntˈɛnʃənəli/ (uhn-int-EHNSH-uhn-uhl-ee). In Canadian English: /ˌənɪnˈtɛnʃənəli/ (uhn-in-TEHNSH-uhn-uhl-ee). In Australian English: /ˌʌnɪntˈɛnʃənəli/ (uhn-int-EHNSH-uhn-uhl-ee).

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

Yes. In American English it's pronounced /ˌənɪnˈtɛnʃənəli/ (uhn-in-TEHNSH-uhn-uhl-ee), while in British English it's /ˌʌnɪntˈɛnʃənəli/ (uhn-int-EHNSH-uhn-uhl-ee).

How to Pronounce "unintentionally"

unintentionally

regional

/ˌənɪnˈtɛnʃənəli/

uhn-in-TEHNSH-uhn-uhl-ee

Syllable Breakdown

ənun·ɪnin·tɛnʃten·əntion·əlal·ily

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14