How do you pronounce "unnecessarily"?

In American English: /ənˈnɛsəˌsɛrəli/ (uhn-NEHS-uh-sehr-uhl-ee). In British English: /ʌnnˌɛsɪsˈɛɹɪli/ (uhnn-ehs-is-EHR-il-ee). In Canadian English: /ənˈnɛsəˌsɛrəli/ (uhn-NEHS-uh-sehr-uhl-ee). In Australian English: /ʌnnˌɛsɪsˈɛɹɪli/ (uhnn-ehs-is-EHR-il-ee).

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

Yes. In American English it's pronounced /ənˈnɛsəˌsɛrəli/ (uhn-NEHS-uh-sehr-uhl-ee), while in British English it's /ʌnnˌɛsɪsˈɛɹɪli/ (uhnn-ehs-is-EHR-il-ee).

How to Pronounce "unnecessarily"

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unnecessarily

regional

/ənˈnɛsəˌsɛrəli/

uhn-NEHS-uh-sehr-uhl-ee

Syllable Breakdown

ənun·nɛsnec·əes·sɛrsar·əli·ily

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14