How do you pronounce "obnoxious"?

In American English: /ɑːbˈnɑːkʃəs/ (ahb-NAHKSH-uhs). In British English: /ɒbnˈɒkʃəs/ (obn-OKSH-uhs). In Canadian English: /ɑːbˈnɑːkʃəs/ (ahb-NAHKSH-uhs). In Australian English: /ɒbnˈɒkʃəs/ (obn-OKSH-uhs).

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

Yes. In American English it's pronounced /ɑːbˈnɑːkʃəs/ (ahb-NAHKSH-uhs), while in British English it's /ɒbnˈɒkʃəs/ (obn-OKSH-uhs).

How to Pronounce "obnoxious"

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obnoxious

regional

/ɑːbˈnɑːkʃəs/

ahb-NAHKSH-uhs

Syllable Breakdown

ɑːbob·nɑːkʃnox·əsious

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14