How do you pronounce "fastened"?

In American English: /ˈfæsənd/ (FAS-uhnd). In British English: /fˈɑːsənd/ (F-ahs). In Canadian English: /ˈfæsənd/ (FAS-uhnd). In Australian English: /fˈasənd/ (F).

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

Yes. In American English it's pronounced /ˈfæsənd/ (FAS-uhnd), while in British English it's /fˈɑːsənd/ (F-ahs).

How to Pronounce "fastened"

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fastened

regional

/ˈfæsənd/

FAS-uhnd

Syllable Breakdown

fæsfas·əndtened

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14