All pinyin syllableskao

Pinyin syllable

How to pronounce “kao” in Chinese

kao = k + ao,[kʰɑʊ].Used in 2 tones and 6 words from HSK 1–3.

Hear it, then say it

Tap play for each tone, then record yourself — your pitch curve is drawn on top of the model.

kǎo — to check

考试kǎo shì — to take an exam

In real speech this tone is mostly LOW, not a full dip-and-rise. Drop to the bottom of your range and stay there; the rise only appears when the syllable is said alone or at the end of a phrase.

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kào — to lean against or on

可靠kě kào — reliable

Start at the top and drop fast, like a firm “No!”. Short and decisive.

model your pitch· Shape, not score. Scoring lives in the app.

Same sounds, different word

These words are built from the exact same consonant and vowel. Only the tone tells them apart — which is why tones are not decoration.

kǎo

to check

Third tone — low dip

kào

to lean against or on

Fourth tone — sharp fall

The initial: k

[kʰ]

What the mouth does
Same closure as g, released with a strong puff.
Closest English sound
The k in “kite”, with more air.
Where learners slip
Under-aspirating, so kāi sounds like gāi.
Drill that fixes it
Paper strip again — on k it must fly.

The final: -ao

[ɑʊ]

What the mouth does
Opens on a low back a and glides into a rounded u. Lips finish rounded.
Closest English sound
The ow in “how”.
Where learners slip
Stopping before the lips round, so ao sounds like a.
Drill that fixes it
Watch your lips in a mirror: they must close into a circle at the end.

“kao” in real words

Every word below comes from the HSK 1–3 vocabulary, so you can practise on words you will actually meet.

WordPinyinMeaningHSK
kǎoto check1
kǎo shìto take an exam1
kǎo shēngexam candidate2
kàoto lean against or on2
kǎo yànto test3
kàoreliable3

Tone change you need to know

Two third tones in a row

When a third tone is followed by another third tone, the first one is pronounced as a second tone. 你好 is written nǐ hǎo but said “ní hǎo”. The writing never changes — only the mouth does.

Third tone before any other tone. Before a first, second or fourth tone, the third tone loses its rise entirely and stays low. This “half third” is what you hear in almost all real sentences.

Syllables you might confuse with this one

One sound apart from this syllable — the pairs that make natives mishear you.

Questions people ask about this syllable

How do you pronounce “kao” in Chinese?

“kao” is the initial k plus the final ao, pronounced [kʰɑʊ]. Same closure as g, released with a strong puff. Opens on a low back a and glides into a rounded u. Lips finish rounded. It occurs in 2 tones, and the tone changes the word completely.

What does “kao” mean in Chinese?

It depends entirely on the tone. kǎo 考 — to check; kào 靠 — to lean against or on.

Which mistake do English speakers make on “kao”?

Under-aspirating, so kāi sounds like gāi. Stopping before the lips round, so ao sounds like a. Fix it like this: Paper strip again — on k it must fly.

Hearing it right is half the job

The other half is producing it so a native hears the right tone. The free 2-minute check tells you which syllables are actually your weak ones.

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