变化无常 (biàn huà wú cháng) — constantly changing, volatile, unpredictable

Definition

A 成语 meaning 'always changing, never the same' — used for weather, mood, or markets that keep shifting without warning. Stresses instability over mere change.

idiom
constantly changingvolatileunpredictable

Examples

  • 变化无常，。
    Zuì jìn tiān qì biàn huà wú cháng, yí huì r xià yǔ yí huì r qíng tiān.
    The weather has been constantly changing lately, raining one moment and sunny the next.
  • 变化无常，。
    Tā de qíng xù biàn huà wú cháng, hěn nán zhī dào tā zài xiǎng shén me.
    His mood is so volatile that it's hard to know what he's thinking.
  • 变化无常，。
    Shì chǎng biàn huà wú cháng, tóu zī xū yào jǐn shèn.
    The market is constantly changing; investing requires caution.

Origin

Characters in this word

Most characters — around four in five — are built this way: one part hints at the meaning, the other at the pronunciation.

This origin belongs to the traditional form 變; 变 is its simplified writing.

Meaning part形符xíngfú
攴攴pū
Sound part声符shēngfú
䜌
䜌䜌變biàn
The sound has drifted apartThe sound part was a clue two thousand years ago — it often still helps, but not always.

The traditional form 變 uses 䜌 as a sound part and 攴 as a meaning part.

Open 变 →

Two or more meaningful parts placed together so that their meanings combine into a new one.

化 shows two person figures, one upright and one upside down, to give the idea of reversal or change.

Open 化 →

A drawing of the thing itself, worn down over three thousand years into a few strokes.

This origin belongs to the traditional form 無; 无 is its simplified writing.

For the simplified 无, the story is about 無. 無 drew a person dancing with ox tails held in both hands to pray for rain, then was borrowed for 'have no', so the picture does not explain that meaning.

Open 无 →

Most characters — around four in five — are built this way: one part hints at the meaning, the other at the pronunciation.

Meaning part形符xíngfú
巾巾jīncloth
Sound part声符shēngfú
尚
尚shàng常cháng
Close in sound todayThe sound part was a clue two thousand years ago — it often still helps, but not always.

常 pairs 巾, a cloth, with 尚 as a sound part; the form originally referred to a lower garment.

Open 常 →

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