How do you pronounce "fallacious"?

In American English: /fəˈleɪʃəs/ (fuh-LAYSH-uhs). In British English: /falˈeɪʃəs/ (FAL-aysh). In Canadian English: /fəˈleɪʃəs/ (fuh-LAYSH-uhs). In Australian English: /falˈeɪʃəs/ (FAL-aysh).

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

Yes. In American English it's pronounced /fəˈleɪʃəs/ (fuh-LAYSH-uhs), while in British English it's /falˈeɪʃəs/ (FAL-aysh).

How to Pronounce "fallacious"

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fallacious

regional

/fəˈleɪʃəs/

fuh-LAYSH-uhs

Syllable Breakdown

fəfal·leɪʃla·əscious

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14