How do you pronounce "waterproof"?

In American English: /ˈwɔtɝˌpruːf/ (WAWT-ur-proof). In British English: /wˈɔːtəpɹˌuːf/ (W-awt-uhpr). In Canadian English: /ˈwɔtɝˌpruːf/ (WAWT-ur-proof). In Australian English: /wˈɔːtəpɹˌuːf/ (W-awt-uhpr).

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

Yes. In American English it's pronounced /ˈwɔtɝˌpruːf/ (WAWT-ur-proof), while in British English it's /wˈɔːtəpɹˌuːf/ (W-awt-uhpr).

How to Pronounce "waterproof"

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waterproof

regional

/ˈwɔtɝˌpruːf/

WAWT-ur-proof

Syllable Breakdown

wɔtwa·ɝter·pruːfproof

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14