竭尽

竭盡

jiéjìn

verb #8,302

Meanings

他竭尽全力完成了任务。

Tā jiéjìn quánlì wánchéng le rènwu.

He spared no effort to complete the task.

我们会竭尽所能帮助你。

Wǒmen huì jiéjìn suǒnéng bāngzhù nǐ.

We will do everything in our power to help you.

她竭尽全力也没能改变结果。

Tā jiéjìn quánlì yě méi néng gǎibiàn jiéguǒ.

Even with all her effort, she couldn't change the outcome.

grammar

竭尽 almost always appears in fixed phrases: 竭尽全力 (spare no effort), 竭尽所能 (do everything one can). Rarely used on its own.

memory

竭 (exhaust) + 尽 (completely) — both characters mean 'to use up completely', reinforcing each other for emphasis.

竭 jié

尽 jìn