How Chinese Characters Are Built: Strokes, Components and Radicals

Hanzi Grove · 2026-11-07

Chinese characters are built in layers. Strokes combine into components, components sit together in one of a small number of layouts, and one component (the radical) usually hints at the meaning. Most characters you will meet pair a meaning part with a sound part, so once you know a few hundred components, new characters stop looking like random pictures.

This guide walks through each layer, from the single pen stroke up to whole characters, with examples you will see in your first months of study.

What are the building blocks of a Chinese character?

Think of a character as having three levels:

1. Strokes: the single lines you draw without lifting the pen.
2. Components: small, reusable shapes made of strokes, such as 口 (mouth), 木 (tree) or 亻 (person).
3. The whole character: one or more components placed in a fixed layout, such as left and right, or top and bottom.

A character like 休 (xiū, to rest) shows all three levels. It has 6 strokes. Those strokes form two components, 亻 (person) and 木 (tree). The two components sit side by side in a left–right layout.

You do not need to memorise strokes one by one for every character. Once you know the common components, you learn new characters as combinations of parts you already know. That is the whole idea behind breaking characters into parts on Hanzi Grove. If you are new, the start page explains how to use the site this way.

What are strokes?

A stroke is one continuous movement of the pen. Chinese uses a small set of basic stroke types, and every character is made from them. Most teachers list eight basic strokes:

Many real strokes combine these, for example a horizontal that turns down and ends in a hook. The strokes page shows each type with examples.

Strokes also follow a standard order: top before bottom, left before right, horizontal before a crossing vertical, and so on. Good stroke order makes your handwriting look balanced and helps you count strokes when you look up a character. See the stroke order rules for the full list.

What are components?

A component is a group of strokes that appears again and again across many characters. Some components are full characters on their own, such as 口 (kǒu, mouth), 女 (nǚ, woman) and 日 (rì, sun, day). Others only appear inside other characters, such as 亻, a narrow form of 人 used on the left side.

Components are the most useful unit for a learner. Here are a few that appear in many beginner characters:

• 亻 (person) in 你, 他, 们, 休
• 口 (mouth) in 吃, 喝, 叫, 吗
• 女 (woman) in 妈, 好, 她, 姐
• 讠 (speech) in 说, 话, 请, 谁

When a new character contains a component you know, you have already learned part of it.

What is a radical?

A radical is the one component a dictionary uses to file a character. Traditional dictionaries use a set of 214 radicals, called the Kangxi radicals. The radical is often the part that hints at meaning, which is why 妈, 好 and 她 are all filed under 女.

Not every component is a radical, and the radical is not always the meaning part. But for most common characters, spotting the radical gives you a first clue. Our guide to Chinese radicals explained covers this in detail, and the radicals page lists all 214 with examples.

What are the 12 layout patterns?

Components are not placed at random. Almost every character fits one of a small set of layouts. Hanzi Grove uses 12 patterns, based on the standard Ideographic Description Characters used in Unicode (⿰, ⿱ and so on):

There is also a group of single-unit characters, such as 人 and 女, that do not split into side-by-side parts. Some lists count single units as a pattern of their own. You can browse every layout with counts on the structures page.

Which layouts are most common?

Left–right is by far the most common, followed by top–bottom. Together they cover most of the characters a beginner learns. The enclosure and wrap patterns are less frequent, but they include very common characters such as 国 (country) and 这 (this), so they are worth recognising early.

Layouts can also nest. In 想 (to think), the top part 相 is itself a left–right pair (木 + 目), sitting above 心 (heart). Reading characters as nested boxes like this makes even complex ones manageable.

How were Chinese characters formed?

Chinese scholarship traditionally sorts characters into six categories, known as the 六书 (liùshū, “six writings”). Four of them describe how characters were built, and they are the ones most useful to learners:

1. Pictographs: simplified drawings of things.
2. Simple ideographs (also called indicatives): abstract signs for ideas.
3. Compound ideographs: two or more meaningful parts combined into a new meaning.
4. Phono-semantic compounds: a meaning part plus a sound part.

The other two categories describe how characters were used rather than built. The most important is the loan character, where a character was borrowed for an unrelated word that sounded the same.

What are pictographs?

Pictographs started as drawings. Over thousands of years they became more abstract, but many still show their origin:

• 人 (rén, person): a figure seen from the side, with two legs.
• 木 (mù, tree): a trunk with branches above and roots below.
• 日 (rì, sun): originally a circle with a dot, squared off in modern writing.
• 月 (yuè, moon): a crescent moon.
• 山 (shān, mountain): three peaks.
• 口 (kǒu, mouth): an open mouth.

Pictographs are a small share of all characters, but they matter because they become the components of many others.

What are simple ideographs?

Some ideas cannot be drawn as objects, so early writers used signs. 一, 二 and 三 are one, two and three strokes. 上 (shàng, up) and 下 (xià, down) began as a mark above or below a base line. 本 (běn, root, origin) is 木 (tree) with an extra stroke marking the roots at the bottom.

What are compound ideographs?

A compound ideograph joins two or more meaningful parts so that together they suggest a new meaning. Neither part gives the sound.

• 林 (lín, woods) is two trees, 木 + 木.
• 森 (sēn, forest) is three trees, showing an even denser group.
• 休 (xiū, to rest) is 亻 (person) + 木 (tree): a person resting against a tree.
• 明 (míng, bright) is commonly explained as 日 (sun) + 月 (moon), the two brightest lights in the sky. Some scholars read the oldest forms differently, with a window shape on the left instead of the sun, but the sun + moon reading is the one in most textbooks.
• 好 (hǎo, good) is 女 (woman) + 子 (child). It is classed as a compound ideograph, but why these two parts mean “good” is not certain. Memory tip: a mother with her child is a good thing.

These are the characters people usually picture when they think of Chinese as “picture writing”. They are memorable, but they are not the largest group.

What are phono-semantic compounds?

A phono-semantic compound has two jobs split between two parts:

• a meaning part (often the radical) that shows the general category, and
• a sound part that shows roughly how the character was pronounced.

This is by far the largest group. It is commonly estimated that around 80 percent or more of all characters are built this way, though the share among the most common everyday characters is lower.

Here are examples from early HSK vocabulary:

Look at 妈: 女 tells you it is about a woman, and 马 sounds almost the same as 妈, differing only in tone. That makes it easy to learn.

Other cases are less neat. In 问, the sound part 门 (mén) sits outside and the meaning part 口 (mouth) sits inside, and the modern sound is only similar. In 河, the sound part 可 (kě) no longer sounds much like hé in modern Mandarin, because pronunciation has changed over the centuries since the character was formed. In 谁, the link between 隹 (zhuī) and shéi is hard to hear today. And in 你, the right side 尔 is the same element as an old word for “you”, so it carries both sound and history.

So treat the sound part as a hint, not a rule. It often tells you the vowel or the rhyme, sometimes the whole syllable, and sometimes almost nothing.

What are loan characters?

Some characters were borrowed for a word that sounded the same but had nothing to do with the original picture. 来 (lái, to come) is the standard example: its early form is generally understood to show a kind of wheat, and it was borrowed to write the word for “come”. Over time the borrowed meaning took over completely. Loans explain why some characters seem to have no link between shape and meaning.

How can you use this to learn faster?

Knowing how characters are built changes how you study. Instead of memorising each character as a unique picture, you:

1. Learn common components first. A few dozen components, such as 亻, 口, 女, 日, 木, 氵, 讠 and 扌, cover a large share of beginner characters.
2. Name the layout. Say to yourself “left–right: 亻 + 木” for 休. This gives you a mental box to place the parts in.
3. Ask what each part does. Is it meaning, sound, or both? For 妈, 女 is meaning and 马 is sound.
4. Write it in the right stroke order. This links the parts to your hand and helps memory.
5. Learn it inside a word. Characters live in words. 名 (míng, name) is easier to remember as part of 名字 (míngzi, name), and 休 as part of 休息 (xiūxi, to rest).

Here is a short worked example with a full HSK 1 sentence:

你叫什么名字？ (Nǐ jiào shénme míngzi? What is your name?)

• 你: left–right, 亻 (person) + 尔 (sound).
• 叫: left–right, 口 (mouth) + 丩 (jiū, a sound hint). Calling out is done with the mouth.
• 什: left–right, 亻 + 十.
• 么: top–bottom, 丿 + 厶.
• 名: top-left wrap, 夕 (evening) + 口 (mouth). Memory tip: in the dark evening you call out a name.
• 字: top–bottom, 宀 (roof) + 子 (child).

Six characters, but only a handful of new components. That is how the system pays off.

Common questions

Do I need to learn all 214 radicals first?

No. Learn the 20 to 30 most common ones as you meet them in real words. The rest will come naturally.

Are the stories behind characters always true?

No. Real origins come from early inscriptions and scholarship, and many are debated. Stories made up to help you remember are useful, but they are memory tips, not history. On Hanzi Grove we mark the difference.

Why do some characters look nothing like their meaning?

Because of loans, sound changes, and centuries of simplification. Simplified characters such as 讠 (from 言) and 门 (from 門) changed shapes again in the 1950s. The building logic is still there, even when the picture is gone.

Keep learning

Now that you know the layers, the next step is the most useful set of components: the radicals. Read Chinese radicals explained, or jump straight into practice with HSK 1 group 1, where every character is broken into its parts.