唉 (āi): interjection or grunt of agreement or recognition (e.g. yes, it's me!), to sigh, alas

唉 (āi) is a Chinese character meaning “interjection or grunt of agreement or recognition (e.g. yes, it's me!).” Classified as HSK Level 5 (HSK 3.0 Standard, CLEC 2022), it is composed of 口 (semantic) and 矣 (phonetic). It ranks #2055 in character frequency (SUBTLEX-CH corpus).

Etymologically derived, 唉 mouth. Its radical form 口 (mouth) appears in many related characters such as 口 (kǒu, mouth), 叫 (jiào, to call, to be called), 右 (yòu, (bound form) right).

Spoken pronunciation

Definitions

  1. interjection or grunt of agreement or recognition (e.g. yes, it's me!)
  2. to sigh
  3. alas

Etymology & Origin

唉

pictophoneticmouth

Decomposition: ⿰口矣 (layout: left-right)

Stroke Order

1
2
3
4
5
6
7
8
9
10

Practice writing 唉 with real-time feedback — trace each stroke in the correct order and build muscle memory in the HanziFeed app.

Words & Compounds

Common Compounds

WordPinyinMeaning
唉声叹气phraseāi shēng tàn qìsighing voice, wailing breath (idiom)
唉姐āi jiěgranny (dialect)
唉唉āi āi(onom.) sighing voice
3
Total compounds
100
As first character
0
As last character
0
As middle character

唉 appears in 3 compound words: 100 as the first character, 0 as the last, and 0 in a middle position. Compound statistics computed from SUBTLEX-CH and HSK 3.0 vocabulary data.

Strongest Collocations

Characters that most frequently co-occur with 唉 in natural Chinese text, ranked by NPMI (Normalized Pointwise Mutual Information) — a statistical measure of association strength.

呀yā
0.59794 co-occurrences
喂wèi
0.49118 co-occurrences
啊a
0.38310 co-occurrences
叫jiào
0.35526 co-occurrences
痛tòng
0.31210 co-occurrences
我wǒ
0.25561 co-occurrences
心xīn
0.18310 co-occurrences
这zhè
0.18117 co-occurrences
了le
0.15022 co-occurrences
是shì
0.14437 co-occurrences

Idioms & Chengyu (1)

唉声叹气āishēngtànqìHSK 7+

to sigh in disappointment or alas; to heave a sigh

phrase

Example Sentences

AI-Generated

妈妈唉嘱我要按时吃饭,注意身体健康。

mā mā āi zhǔ wǒ yāo àn shí chī fàn , zhù yì shēn tī jiàn kāng .

Mom kept reminding me to eat on time and take care of my health.

少数派Jun 2026

唉,都老夫老妻了,还在乎这些纪念日干啥呢。

āi , dōu lǎo fū lǎo qī le , hái zài hū zhè xiē jì niàn rì gān 啥 ne .

Oh well, we've been married for so long—why bother with these anniversaries anymore?

UdnnewsindexMar 2026

核电重启有美方压力?经济部长龚明鑫:没有唉

hé diàn chóng qǐ yǒu měi fāng yā lì ? jīng jì bù cháng 龚 míng 鑫 : méi yǒu āi

Is the resumption of nuclear power projects due to pressure from the U.S.? Economy Minister Gong Mingxin: No, not at all.

風傳媒Feb 2026

...0050还0056”内行看傻:心脏很大颗唉

. . . 0 0 5 0 hái 0 0 5 6 nèi háng kàn shǎ : xīn zāng hěn dà kē āi

... 0050 and 0056 "Insiders look stupid: the heart is big, alas

Tatoeba

唉!我的电脑又当机了。

āi! wǒ de diànnǎo yòu dàngjī le.

Argh! My computer froze up again.

Tatoeba

唉呀!我差点忘记了!

āi ya! wǒ chàdiǎn wàngjì le!

Oh, no! I almost forgot!

Tatoeba

「喂!这里跑步很危险的。」「嗯?……啊、啊、啊!!」「唉,我刚才不是和你说了吗?」

「 wèi! zhèlǐ pǎobù hěn wēixiǎn de.」「 ēn?…… ā, ā, ā!!」「 āi, wǒ gāngcái bù shì hé nǐ shuō le ma?」

"Hey! It's dangerous to run here." "Eh? ... A-a-Aaah!!" "Oh dear, what did I tell you?"

Tatoeba

「唉,算了吧,」狄马心想:「这实在不是挑三挑四的时候。」

「 āi, suànle ba,」 dí mǎ xīnxiǎng:「 zhè shízài bù shì tiāo sān tiāo sì de shíhou.」

"Oh, well..." thought Dima. "I suppose that I can't be picky at a time like this."

Tatoeba

我们的先驱者中许多还活着...但是,唉,其中有许多已经死了。

Wǒmen de xiānqūzhě zhōng xǔduō hái huózhe... dànshì, āi, qízhōng yǒu xǔduō yǐjīng sǐ le.

Many of our pioneers are still alive... but, alas, many of them aren't alive any more.

Character Family

Semantic Family — Characters sharing the 口 (mouth) component

Homophones — Characters pronounced āi

Frequently Asked Questions

What does 唉 (āi) mean in Chinese?
唉 (āi) primarily means "interjection or grunt of agreement or recognition (e.g. yes, it's me!)." It is classified as HSK Level 5, making it an advanced character. It ranks #2055 in character frequency.
How many strokes does 唉 have?
唉 is written with 10 strokes. The correct stroke order matters for recognition and handwriting speed — practice with the animated guide above to build proper technique.
What is the radical of 唉?
The radical associated with 唉 is 口 (mouth). This radical appears in many characters related to mouth.
What are the components of 唉?
唉 is composed of: 口 (semantic), 矣 (phonetic). Its IDS decomposition is ⿰口矣 with a left-right layout. Understanding the components helps with both memorization and recognizing related characters.
What are common words containing 唉?
Common words with 唉 include: 唉声叹气 (āi shēng tàn qì, "sighing voice, wailing breath (idiom)"); 唉姐 (āi jiě, "granny (dialect)"); 唉唉 (āi āi, "(onom.) sighing voice"). There are over 3 compound words containing this character.
What characters sound the same as 唉 (āi)?
Several characters share the pronunciation āi: 埃 (dust), 挨 (in order), 爱 (to love), 艾 (Chinese mugwort or wormwood), and 6 more. Context and tones help distinguish between them in speech and writing.
Is 唉 the same in simplified and traditional Chinese?
Yes, 唉 is written the same way in both simplified and traditional Chinese.

Practice writing 唉 with real-time feedback

Trace stroke sequences, hear spoken pronunciation, and build lasting retention with spaced repetition in the HanziFeed app.

Character data sourced from Unihan (Unicode Consortium), SUBTLEX-CH frequency corpus (Cai & Brysbaert, 2010), and Make Me a Hanzi (stroke data). Collocation strength measured via NPMI (Normalized Pointwise Mutual Information). Verified by the HanziFeed linguistics team.

HSK classification follows the HSK 3.0 Standard (Center for Language Education and Cooperation, CLEC, 2022 revision). Idiom data from Wiktionary (CC BY-SA 3.0).

Data last verified: March 2026.