How To Pronounce Impact

impact

stress changes
Noun
UK
Phonemic
/ˈɪm.pækt/
Phonetic
[ˈɪ̃m.pækt̚]
US
Phonemic
/ˈɪm.pækt/
Verb
UK
Phonemic
/ɪmˈpækt/
Phonetic
[ɪ̃mˈpʰækt̚]
US
Phonemic
/ɪmˈpækt/

Impact has more than one pronunciation, depending on how it is used.

Noun. It is /ˈɪm.pækt/ in British English and /ˈɪm.pækt/ in American English with the main stress on the first syllable.

Verb. It is /ɪmˈpækt/ in British English and /ɪmˈpækt/ in American English with the main stress on the second syllable.

Slashes / / show the phonemic transcription, the sounds that change meaning. Square brackets [ ] show the phonetic transcription, with the finer detail of how the sounds are actually made.

Syllables, Stress And Endings

Syllables And Stress (Noun)

ɪmpækt

Impact has two syllables in British English, and the main stress is on the first syllable, shown in colour above. Its stress pattern is Oo, where O is the stressed syllable.

impact + -s
-s (plural, possessive or singular verb) is /s/ after a voiceless consonant.
UK
/ˈɪm.pækts/
US
/ˈɪm.pækts/

Syllables And Stress (Verb)

ɪmpækt

Impact has two syllables in British English, and the main stress is on the second syllable, shown in colour above. Its stress pattern is oO, where O is the stressed syllable.

impact + -s
-s (plural, possessive or singular verb) is /s/ after a voiceless consonant.
UK
/ɪmˈpækts/
US
/ɪmˈpækts/
impact + -ed
-ed (past tense or past participle) is /ɪd/ after /t/ or /d/.
UK
/ɪmˈpæk.tɪd/
US
/ɪmˈpæk.tɪd/
impact + -ing
-ing is always /ɪŋ/.
UK
/ɪmˈpæk.tɪŋ/
US
/ɪmˈpæk.tɪŋ/

Questions About Impact

How do you pronounce impact in British English?

Noun, /ˈɪm.pækt/. Verb, /ɪmˈpækt/.

How do you pronounce impact in American English?

Noun, /ˈɪm.pækt/. Verb, /ɪmˈpækt/.

How many syllables are in impact?

Impact has two syllables, /ɪm/ + /pækt/.

Where is the stress in impact?

The main stress is on the first syllable, /ɪm/.

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More Words Where The Stress Changes

Other Words With The Stress Pattern Oo

Nearby Words

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