忆 (yì): to recollect, to remember, memory

忆 (yì) is a Chinese character meaning “to recollect.” Classified as HSK Level 4 (HSK 3.0 Standard, CLEC 2022), it is composed of 忄 (semantic) and 乙 (phonetic). It ranks #1325 in character frequency (SUBTLEX-CH corpus).

Etymologically derived, 忆 heart. Its radical form 忄 (heart) appears in many related characters such as 忙 (máng, busy), 快 (kuài, fast, happy), 怎 (zěn, how).

Spoken pronunciation

Definitions

  1. to recollect
  2. to remember
  3. memory

Etymology & Origin

忆

pictophoneticheart

Decomposition: ⿰忄乙 (layout: left-right)

Stroke Order

1
2
3
4

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

Words & Compounds

HSK Vocabulary with 忆

WordPinyinMeaningHSK
记忆verb/nounjì yìto remember5
回忆verbhuí yìto recall4

Common Compounds

WordPinyinMeaning
记忆力nounjì yì lìfaculty of memory
回忆录nounhuí yì lùmemoir
记忆犹新phrasejì yì yóu xīnto remain fresh in one's memory (idiom)
追忆verbzhuī yìto recollect
忆苦思甜phraseyì kǔ sī tiánto view one's past as miserable and one's present as happy (idiom)
工作记忆gōng zuò jì yìworking memory
随机存取记忆体suí jī cún qǔ jì yì tǐrandom access memory (RAM)
记忆电路jì yì diàn lùmemory circuit
快速记忆法kuài sù jì yì fǎmnemotechnic method
记忆体nounjì yì tǐ(Tw) (computer) memory
记忆广度jì yì guǎng dùmemory span
记忆化nounjì yì huàmemoization (computing)
快闪记忆体kuài shǎn jì yì tǐ(computing) flash memory
记忆器jì yì qìmemristor (memory transistor)
快闪记忆体盘nounkuài shǎn jì yì tǐ pán(computing) flash drive
25
Total compounds
12
As first character
24
As last character
64
As middle character

忆 appears in 25 compound words: 12 as the first character, 24 as the last, and 64 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 忆 in natural Chinese text, ranked by NPMI (Normalized Pointwise Mutual Information) — a statistical measure of association strength.

记jì
0.63415,661 co-occurrences
回huí
0.61122,254 co-occurrences
录lù
0.5646,816 co-occurrences
体tǐ
0.441122 co-occurrences
荒huāng
0.41813 co-occurrences
凶xiōng
0.38910 co-occurrences
颈jǐng
0.38811 co-occurrences
说shuō
0.3721,322 co-occurrences
瓶píng
0.36412 co-occurrences
寄jì
0.36210 co-occurrences

Idioms & Chengyu (2)

记忆犹新jìyìyóuxīnHSK 5+

to remain fresh in one's memory; to remember vividly

phrase
忆苦思甜yìkǔsītiánHSK 4+

to recall one's difficult past and savour one's joyful present

phrase

Example Sentences

AI-Generated

回忆起童年时光,他总是充满感慨。

Huíyì qǐ tóngnián shíguāng, tā zǒngshì chōngmǎn gǎnkǎi.

Recalling childhood memories, he is always filled with emotion.

NewsFeb 2026

扩产也来不及!全球记忆体荒将成AI竞争关键瓶颈 又一矽谷大老发...

kuò chǎn yě lái bù jí ! quán qiú jì yì tǐ huāng jiāng chéng jìng zhēng guān jiàn píng jǐng yòu yī 矽 gǔ dà lǎo fā . . .

Expanding production won't be enough! Global memory chip shortage to become critical bottleneck in AI competition Another Silicon Valley heavyweight speaks out...

NewsFeb 2026

台美日联手 进击AI记忆体...力积电扛试产与制造重任

tái měi rì lián shǒu jìn jī jì yì tǐ . . . lì jī diàn gāng shì chǎn yǔ zhì zào chóng rèn

Taiwan, U.S., and Japan Join Forces to Advance AI Memory... Powerchip Shoulders Trial Production and Manufacturing Responsibilities

NewsFeb 2026

热/快把记忆体捡回来? 台股4强曝

rè kuài bǎ jì yì tǐ jiǎn huí lái ? tái gǔ qiáng pù

Hot/Quickly Recover Your Memory? Taiwan Stock Market's Top 4 Revealed

NewsFeb 2026

电脑玩家哭了?中企被寄望“便宜记忆体救世主” 外媒却点2大现实:不可能实现

diàn nǎo wán jiā kū le ? zhōng qǐ bèi jì wàng biàn yí jì yì tǐ jiù shì zhǔ wài méi què diǎn dà xiàn shí bù kě néng shí xiàn

Computer gamers are crying? Chinese firms are being hailed as the "affordable memory saviors," but foreign media points out two major realities: it's impossible to achieve.

NewsFeb 2026

...现36年“GameBoy”卡声勾起玩家回忆

. . . xiàn nián kǎ shēng gōu qǐ wán jiā huí yì

The 36-year-old "Game Boy" cartridge sound evokes nostalgic memories for gamers.

Tatoeba

这些音乐勾起了我儿时的回忆。

Zhèxiē yīnyuè gōuqǐ le wǒ érshí de huíyì.

The music carried me back to my childhood.

Tatoeba

那首歌总是让我忆起童年。

Nà shǒu gē zǒngshì ràng wǒ yì qǐ tóngnián.

That song always reminds me of my childhood.

Tatoeba

照片使我忆起了很多往事。

Zhàopiàn shǐ wǒ yì qǐ le hěn duō wǎngshì.

The picture brought back a lot of memories.

Tatoeba

记忆是我们大脑的一种主要功能。

Jìyì shì wǒmen dànǎo de yīzhǒng zhǔyào gōngnéng.

Memory is an essential function of our brain.

Character Family

Semantic Family — Characters sharing the 忄 (heart) component

Homophones — Characters pronounced yì

Frequently Asked Questions

What does 忆 (yì) mean in Chinese?
忆 (yì) primarily means "to recollect." It is classified as HSK Level 4, making it an upper-intermediate character. It ranks #1325 in character frequency.
How many strokes does 忆 have?
忆 is written with 4 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 忆?
The radical associated with 忆 is 忄 (heart). This radical appears in many characters related to heart.
What are the components of 忆?
忆 is composed of: 忄 (semantic), 乙 (phonetic). Its IDS decomposition is ⿰忄乙 with a left-right layout. Understanding the components helps with both memorization and recognizing related characters.
What are common words containing 忆?
Common words with 忆 include: 记忆 (jì yì, "to remember"); 回忆 (huí yì, "to recall"); 记忆力 (jì yì lì, "faculty of memory"); 回忆录 (huí yì lù, "memoir"); 记忆犹新 (jì yì yóu xīn, "to remain fresh in one's memory (idiom)"). There are over 25 compound words containing this character.
What characters sound the same as 忆 (yì)?
Several characters share the pronunciation yì: 艺 (skill), 亿 (100 million), 一 (one), 以 (to use), and 6 more. Context and tones help distinguish between them in speech and writing.
Is 忆 the same in simplified and traditional Chinese?
No. The simplified form is 忆 and the traditional form is 憶.

Practice writing 忆 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.