How to memorize Chinese characters

Characters are built from parts — read the parts

Almost no character is a random picture. The majority are compounds of two functional parts: one hints at the meaning, the other at the sound. 妈 (mā, mother) is 女 (woman) plus 马 (mǎ, horse) — the woman part says what field of meaning you're in, the horse part tells you roughly how to say it. Once you know a few hundred recurring components, a new character stops being twenty strokes and becomes two familiar pieces.

This is why learning stroke-by-stroke is slow and learning component-by-component compounds: every character you add makes the next one cheaper. When you meet a new one, take three seconds to ask what it's made of before you try to remember it whole.

Memorize words, not characters

The character 火 (huǒ) is worth little alone; 火车 (huǒchē, train — 'fire cart') is a word you can use tonight. Most modern Mandarin words are two characters, and the word is the natural unit of memory: it has one meaning, one context of use, and it pins down the pronunciation of characters that alone have several. Learn 银行 (yínháng, bank) and you have painlessly acquired the tricky reading háng of 行 — something a character-first approach turns into a footnote to memorize.

Recognizing, hearing and producing are three different memories

You can read 图书馆 perfectly and still not catch túshūguǎn at speed, or understand it everywhere and still not summon it when you need the word for library. These are three skills — reading, listening, production — stored separately and forgotten separately. Drill them separately, and let each run on its own schedule: your listening for a word may need five reviews in the time your reading needs one. Treating them as one card is how apps manufacture the feeling of 'I knew this yesterday'.

Review right before you forget — not on a fixed drill

Memory fades on a curve, and the high-leverage moment to review is just before a word slips away: too early is wasted time, too late is relearning. Spaced-repetition schedulers exist to find that moment. The modern one, FSRS, models your personal forgetting from your own review history and asks for remarkably few reviews to hold thousands of words — a few minutes of well-timed reviews beats an hour of rereading a list every time.

Put every review in a sentence you can read

A character flashed alone tests a lookup table; a sentence tests the skill you're actually building. Reviewing 借 inside 我在图书馆借了三本书 rehearses the word's grammar, its neighbors, and its meaning at once — and if the sentence is built only from words you already know, the one new thing stands out with nowhere to hide. That's the principle linguists call comprehensible input at i+1, and it's the difference between remembering ABOUT a word and being able to use it.

Frequency order, and what about handwriting?

Learn in frequency order. The most common thousand words carry a huge share of everyday text, and every one of them repays the effort daily; obscure vocabulary can wait for the day you meet it. As for writing by hand: it deepens character memory, but it is slow, and for most self-learners recognition plus typing (pinyin in, characters out) is the pragmatic path. Add handwriting when you have a reason — an exam, calligraphy, love of it — not out of guilt.