How do you pronounce "unfaithful"?

In American English: /ənˈfeɪθfəl/ (uhn-FAYTHF-uhl). In British English: /ʌnfˈeɪθfəl/ (uhnf-AYTHF-uhl). In Canadian English: /ənˈfeɪθfəl/ (uhn-FAYTHF-uhl). In Australian English: /ʌnfˈeɪθfəl/ (uhnf-AYTHF-uhl).

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

Yes. In American English it's pronounced /ənˈfeɪθfəl/ (uhn-FAYTHF-uhl), while in British English it's /ʌnfˈeɪθfəl/ (uhnf-AYTHF-uhl).

How to Pronounce "unfaithful"

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unfaithful

regional

/ənˈfeɪθfəl/

uhn-FAYTHF-uhl

Syllable Breakdown

ənun·feɪθffaith·əlful

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14