How do you pronounce "fastening"?

In American English: /ˈfæsənɪŋ/ (FAS-uhn-ing). In British English: /fˈasənɪŋ/ (F-as). In Canadian English: /ˈfæsənɪŋ/ (FAS-uhn-ing). In Australian English: /fˈasənɪŋ/ (F-as).

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

Yes. In American English it's pronounced /ˈfæsənɪŋ/ (FAS-uhn-ing), while in British English it's /fˈasənɪŋ/ (F-as).

How to Pronounce "fastening"

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fastening

regional

/ˈfæsənɪŋ/

FAS-uhn-ing

Syllable Breakdown

fæsfas·ənten·ɪŋing

Source

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Last updated: 2026-02-14