How do you pronounce "complexity"?

In American English: /kəmˈplɛksəti/ (kuhm-PLEHKS-uht-ee). In British English: /kəmplˈɛksɪti/ (kuhmpl-EHKS-it-ee). In Canadian English: /kəmˈplɛksəti/ (kuhm-PLEHKS-uht-ee). In Australian English: /kəmplˈɛksɪti/ (kuhmpl-EHKS-it-ee).

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

Yes. In American English it's pronounced /kəmˈplɛksəti/ (kuhm-PLEHKS-uht-ee), while in British English it's /kəmplˈɛksɪti/ (kuhmpl-EHKS-it-ee).

How to Pronounce "complexity"

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complexity

regional

/kəmˈplɛksəti/

kuhm-PLEHKS-uht-ee

Syllable Breakdown

kəmcom·plɛksplex·əti·ity

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14