How do you pronounce "improperly"?

In American English: /ˌɪmˈprɑːpɝli/ (im-PRAHP-url-ee). In British English: /ɪmpɹˈɒpəli/ (impr-OP-uhl-ee). In Canadian English: /ˌɪmˈprɑːpɝli/ (im-PRAHP-url-ee). In Australian English: /ɪmpɹˈɒpəli/ (impr-OP-uhl-ee).

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

Yes. In American English it's pronounced /ˌɪmˈprɑːpɝli/ (im-PRAHP-url-ee), while in British English it's /ɪmpɹˈɒpəli/ (impr-OP-uhl-ee).

How to Pronounce "improperly"

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improperly

regional

/ˌɪmˈprɑːpɝli/

im-PRAHP-url-ee

Syllable Breakdown

ɪmim·prɑːpprop·ɝler·ily

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14