How do you pronounce "unnecessary"?

In American English: /ənˈnɛsəˌsɛri/ (uhn-NEHS-uh-sehr-ee). In British English: /ɐnnˈɛsəsəɹi/ (ⱯNN-ehs-uhs-uhr). In Canadian English: /ənˈnɛsəˌsɛri/ (uhn-NEHS-uh-sehr-ee). In Australian English: /ʌnnˈɛsɪsəɹi/ (uhnn-EHS-is-uhr-ee).

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

Yes. In American English it's pronounced /ənˈnɛsəˌsɛri/ (uhn-NEHS-uh-sehr-ee), while in British English it's /ɐnnˈɛsəsəɹi/ (ⱯNN-ehs-uhs-uhr).

How to Pronounce "unnecessary"

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unnecessary

regional

/ənˈnɛsəˌsɛri/

uhn-NEHS-uh-sehr-ee

Syllable Breakdown

ənun·nɛsnec·əes·sɛrsa·iry

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14