障zhàng
to separate; shield, barricade. 13 strokes, radical 阝, first met in HSK 6.
What 障 is made of
阝 (yì, place) and 章 (zhāng, chapter).
阝 carries the meaning — wall — and 章 carries the sound.
How to write 障
Strokes 1–2 write 阝, then strokes 3–13 write 章.
Free, with no account: the app draws each stroke, then you write it and it says which stroke went wrong.
Print a 米字格 practice sheet for 障
Words that use 障
| 故障 | malfunction, breakdown 指设备发生的损坏或失灵 冒雨排查机械故障，攻克技术难关。They braved the rain to check for a mechanical malfunction. Lesson 585, 笃行实业 · 艺苑流芳与经世济民 · Civic Governance & Cultural Renaissance |
| 障碍 | obstacle, barrier 指阻挡前进的东西 清理旧账花了不少时间，但没有遇到障碍。But they met no obstacles. Lesson 685, 站台掌声 · 守正出新与光耀千秋 · Preserving Heritage & Pioneering Innovations |
Characters that share the sound part 章
Written with the same phonetic, so their readings tend to rhyme with each other.
More characters with the radical 阝
All 29 of them, and what the radical means, on the 阝 radical page.