All pinyin syllables ›nai
Pinyin syllableHow to pronounce “nai” in Chinese
nai = n + ai,[naɪ].Used in 2 tones and 4 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.
奶奶nǎi nai — (informal) grandma (paternal grandmother)
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.
— model— your pitch· Shape, not score. Scoring lives in the app.
This tone exists, but no HSK 1–3 word uses it yet — practise the sound on its own.
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.
奶奶nǎi nai — (informal) grandma (paternal grandmother)
No pitch shape of its own: short, light, and pitched by whatever came before it.
— model— your pitch· Shape, not score. Scoring lives in the app.
The initial: n
[n]
- What the mouth does
- Tongue tip on the ridge behind the upper teeth, air through the nose.
- Closest English sound
- The n in “no”.
- Where learners slip
- Not the n itself but what follows: -n vs -ng endings decide the word.
- Drill that fixes it
- Check the ending, not the start: an and ang are different words.
The final: -ai
[aɪ]
- What the mouth does
- Starts wide open on a, glides up to a short i. The first half carries the weight.
- Closest English sound
- The i in “eye”.
- Where learners slip
- Giving both halves equal length, which makes the syllable drag.
- Drill that fixes it
- Long a, short i: “AAA-i”, not “ah-EE”.
“nai” in real words
Every word below comes from the HSK 1–3 vocabulary, so you can practise on words you will actually meet.
| Word | Pinyin | Meaning | HSK |
|---|---|---|---|
| nǎi nai | (informal) grandma (paternal grandmother) | 1 | |
| nǎi | breast | 1 | |
| niú nǎi | cow's milk | 1 | |
| nǎi chá | milk tea | 3 |
Tone change you need to know
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 “nai” in Chinese?
“nai” is the initial n plus the final ai, pronounced [naɪ]. Tongue tip on the ridge behind the upper teeth, air through the nose. Starts wide open on a, glides up to a short i. The first half carries the weight. It occurs in 2 tones, and the tone changes the word completely.
Which mistake do English speakers make on “nai”?
Not the n itself but what follows: -n vs -ng endings decide the word. Giving both halves equal length, which makes the syllable drag. Fix it like this: Check the ending, not the start: an and ang are different words.
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.