Accent test

How to pronounce efficacy

efficacy
/ˈefɪkæsi/
4 syllables, stress on the first

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Efficacy, sound by sound

/e/as in bedA short “e” as in “bed”; the mouth is slightly open.
/f/as in fiveUpper teeth on the lower lip, no voice.
/ɪ/as in shipA short, relaxed sound. Do not stretch it into “ee”.
/k/as in catWith a light puff of air at the start of a word.
/æ/as in catOpen the mouth wide, as for “ah”, but say “e”. Wider than in “bed”.
/s/as in seeTongue tip near the ridge behind the teeth, a narrow stream of air.
/i/as in sheepA long, tense “ee”; lips spread as in a smile.

More words with the /æ/ sound

Questions and answers

How do you pronounce efficacy?

Efficacy is pronounced /ˈefɪkæsi/ in American English.

How many syllables are in efficacy?

Efficacy has 4 syllables.

Which syllable is stressed in efficacy?

The first syllable: /ˈefɪkæsi/.

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