充分 (chōngfèn)

充分 describes a quantity or degree that is fully adequate, leaving nothing lacking.

Meanings

[adjective] Sufficient; full; ample; thorough.

Example Sentences

你需要充分的准备才能通过考试。 Nǐ xūyào chōngfèn de zhǔnbèi cái néng tōngguò kǎoshì. You need ample preparation to pass the exam.

我们应该充分利用时间。 Wǒmen yīnggāi chōngfèn lìyòng shíjiān. We should make full use of our time.

会议前大家进行了充分的讨论。 Huìyì qián dàjiā jìnxíngle chōngfèn de tǎolùn. Before the meeting, everyone had a thorough discussion.

这个理由不够充分。 Zhège lǐyóu bùgòu chōngfèn. This reason is not sufficiently convincing.

Collocations

Collocation	Meaning
充分准备	thorough preparation
充分利用	to make full use of
充分发挥	to give full play to
充分理由	sufficient reason
不够充分	not sufficient enough

Usage Notes

充分 is often used before verbs as an adverb meaning "fully/thoroughly," as in 充分利用 (make full use of) or 充分发挥 (bring into full play). It emphasizes completeness of degree rather than just quantity.

Memory Hook

充 means "to fill up" and 分 means "portion" — when every portion is filled up, you have more than enough.