How to Write 碴 (chá) — Meaning “Fragment / Shard / Crack”

Imagine you are walking barefoot and step on a piece of broken glass — you immediately check (查) your foot for shards (石). This links the meaning of 'shard' or 'fragment' to the feeling of finding a sharp piece. Another trick: think of 'cha' like 'chatter' — when you find fault (找碴) with someone, you might 'chatter' about their mistakes.

Start by writing the left radical 石 with 5 strokes: horizontal, left-falling, vertical, horizontal, horizontal. Then write the right part 查 with 9 strokes, beginning with the top 木 (cross, vertical, left-falling, right-falling) and ending with 旦 (日 and a bottom horizontal). A common mistake is making the bottom of 查 look like 旦 with an extra stroke — be sure to write 日 before the final horizontal line.

Unlike 碴 (which means 'shard' or 'fault'), 硝 (xiāo) refers to saltpeter, a chemical used in gunpowder, and 硪 (wò) is a heavy stone roller used in construction. Visually, the right side differs: 碴 uses 查, while 硝 has 肖 and 硪 has 我. In usage, 碴 is common in everyday phrases like 找碴 (to pick a fight), while 硝 and 硪 are more specialized.

碴 is most often used in the words 玻璃碴 (glass shards) and 找碴 (to find fault or start a quarrel). The phrase 找碴 is very common in casual conversation and means 'to nitpick' or 'to deliberately cause trouble.' You might also hear 碴儿 in northern Chinese dialects to mean a small piece or a problem, but it is not used in formal writing.

Common words containing 碴 include: 玻璃碴 (bō lí chá) — glass shards / broken glass; 找碴 (zhǎo chá) — to pick a fight; to find fault; 碴儿 (chá ér) — Shard / Fault / Trouble.