How do you pronounce "impassable"?

In American English: /ˌɪmˈpæsəbəl/ (im-PAS-uhb-uhl). In British English: /ɪmpˈasəbəl/ (imp-AS-uhb). In Canadian English: /ˌɪmˈpæsəbəl/ (im-PAS-uhb-uhl). In Australian English: /ɪmpˈasəbəl/ (imp-AS-uhb).

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

Yes. In American English it's pronounced /ˌɪmˈpæsəbəl/ (im-PAS-uhb-uhl), while in British English it's /ɪmpˈasəbəl/ (imp-AS-uhb).

How to Pronounce "impassable"

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impassable

regional

/ˌɪmˈpæsəbəl/

im-PAS-uhb-uhl

Syllable Breakdown

ɪmim·pæspa·əbss·əlable

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14