How to pronounce I cannot believe how fast the kids have grown over the years. in American English

Words 12 Difficulty Intermediate Featured sound Unreleased Stops

ahy i KA·naht cannot buh·LEEV believe HOW how FAST fast dhuh the KIHDZ kids huhv have GROHN grown OH·ver over dhuh the YEERZ years

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In casual American English, "I cannot believe how fast the kids have grown over the years" sounds like "ahy KA-naht buh-LEEV HOW FAST dhuh KIHDZ huhv GROHN OH-ver dhuh YEERZ". Several things happen here, and the headline one is the Unreleased Stops: the final stop consonant closes without a puff of air. Keep stressed words long, unstressed words short, and link the consonants forward into the vowels.

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Clarity

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Stress

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Intonation

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Fluency

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72% Noticeable accent

Common mistakes

Pronouncing the vowel before M/N too pure.

In "cannot", the "a" vowel before M or N raises and fronts toward [eə] — the tongue pulls up and forward, breaking the vowel into a tense glide as it anticipates the nasal. The "/æ/" vowel raises and fronts before M or N — tongue pulls up and forward, producing a tense [eə] glide (between /e/ and /ə/). Not a pure /æ/.

Releasing the final consonant with a puff of air.

In "cannot", the "" is not released — the articulators get into position but hold without the burst of air. Air stops but there's no release burst — the articulators hold position.

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Why it sounds different

What makes this sentence sound American.

In "cannot", the "" is not released — the articulators get into position but hold without the burst of air. This is called the Unreleased Stops, and it's one of the defining features of casual American English. It comes out as KA-naht.

The breakdown

What's happening in this sentence.

Small tricks that turn a textbook sentence into how an American actually says it.

•

Unreleased Stops in "cannot"Air stops but there's no release burst — the articulators hold position.

Silent T/D Across Words between "fast" & "the"The /t/ or /d/ at the end is dropped — surrounding consonants flow directly.

Reduced Words (to, for, of) in "the"Full vowel reduces to schwa /ə/ or other weak vowel. Consonants may simplify.

⌣

Consonant-to-Vowel Linking between "kids" & "have"Final consonant "migrates" to next word — no pause between.

h→∅

Silent H (in him, her, has) in "have"The "h" in "have" is dropped in connected speech — the preceding word's final consonant links directly to the remaining vowel — most natural in casual, rapid speech; in careful or formal speech, the H is typically kept.

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i ahy cannot KA·naht believe buh·LEEV how HOW fast FAST the dhuh kids KIHDZ have huhv grown GROHN over OH·ver the dhuh years YEERZ

Watch out

Common pronunciation mistakes in American English.

The textbook way isn't wrong — it's just not how anyone actually says it.

Pronouncing the vowel before M/N too pure.

KA-naht→KA·naht

Releasing the final consonant with a puff of air.

In "cannot", the "" is not released — the articulators get into position but hold without the burst of air. Air stops but there's no release burst — the articulators hold position.

KA-naht→KA·naht

Pausing between the words.

The "" at the end of "" flows directly into the vowel starting "" — the consonant migrates to the next word with no pause between. Final consonant "migrates" to next word — no pause between.

KIHDZ→KIHDZ

Pronouncing every consonant in the cluster.

The "" at the end of "" is dropped before the consonant starting "" — the surrounding consonants flow directly together — common in flowing natural speech; in careful or formal speech, the sound is often kept. The /t/ or /d/ at the end is dropped — surrounding consonants flow directly.

FAST→FAST

Questions

Questions people ask about this.

Why is "the" said so quickly in this sentence?

Function words — articles, prepositions, auxiliaries, pronouns — reduce to short, unstressed schwa shapes in casual American speech. Pronouncing them fully like the dictionary entry is a dead giveaway of a textbook accent. Native speakers stress only the content words and let everything else collapse.

How are the words connected in casual American speech?

Americans don't pause between words. A consonant at the end of one word links forward into the vowel that starts the next; two vowels in a row get bridged by a tiny W or Y glide; an identical consonant repeated across a word boundary is held just once. The result is a continuous flow rather than a textbook word-by-word delivery.

Why does the H in "have" sound dropped here?

In casual speech, Americans drop the H from unstressed function words like "he", "her", "him", and "his" when they sit inside a sentence. So "tell him" sounds like "tell-im". The H stays only when the word is sentence-initial or carries emphasis.

Is this how the sentence is taught in textbooks?

Textbooks usually teach the citation form — every word pronounced fully, every consonant crisp, every vowel pure. Americans actually flap their Ts, drop function-word H's, link consonants forward into vowels, and reduce unstressed syllables to schwa. The respell on this page shows the casual form you'll hear in real conversations rather than the textbook version.

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Common mistakes

Pronouncing the vowel before M/N too pure.

Releasing the final consonant with a puff of air.

What makes this sentence sound American.

What's happening in this sentence.

Tap any word for its full breakdown.

Common pronunciation mistakes in American English.

Pronouncing the vowel before M/N too pure.

Releasing the final consonant with a puff of air.

Pausing between the words.

Pronouncing every consonant in the cluster.

Questions people ask about this.

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