How do you pronounce "extensively"?

In American English: /ɪkˈstɛnsɪvli/ (ik-STEHNS-ivl-ee). In British English: /ɪkstˈɛnsɪvli/ (ikst-EHNS-ivl-ee). In Canadian English: /ɪkˈstɛnsɪvli/ (ik-STEHNS-ivl-ee). In Australian English: /ɛkstˈɛnsɪvli/ (ehkst-EHNS-ivl-ee).

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

Yes. In American English it's pronounced /ɪkˈstɛnsɪvli/ (ik-STEHNS-ivl-ee), while in British English it's /ɪkstˈɛnsɪvli/ (ikst-EHNS-ivl-ee).

How to Pronounce "extensively"

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extensively

/ɪkˈstɛnsɪvli/

ik-STEHNS-ivl-ee

Syllable Breakdown

ɪkex·stɛnsten·ɪvlsive·ily

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14