How do you pronounce "posthumous"?

In American English: /ˈpɑːstʃʊməs/ (PAHSCH-uum-uhs). In British English: /pˈəʊsthjuːməs/ (P-ohsthy-oom). In Canadian English: /ˈpɑːstʃʊməs/ (PAHSCH-uum-uhs). In Australian English: /pˈəʊsthjuːməs/ (P-ohsthy-oom).

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

Yes. In American English it's pronounced /ˈpɑːstʃʊməs/ (PAHSCH-uum-uhs), while in British English it's /pˈəʊsthjuːməs/ (P-ohsthy-oom).

How to Pronounce "posthumous"

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posthumous

regional

/ˈpɑːstʃʊməs/

PAHSCH-uum-uhs

Syllable Breakdown

pɑːstʃpost·ʊmhu·əsmous

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14