成天

chéng tiān

HSK 2.0 Level 6 HSK 3.0 Level 7 Adverb Uncommon

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Definitions

1. (coll.) all day long
2. all the time

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Word relationships

Related words

2 items

• 总是 zǒng shì 总是 zǒng shì always 总是 means 'always', while 成天 emphasizes continuous duration.: always
• 天天 tiān tiān 天天 tiān tiān every day 天天 means 'every day'; 成天 implies the whole day long.: every day

Usage notes

Common mistakes

Learners often misuse 成天 to mean 'every day' (天天) or 'always' (总是). It specifically conveys the duration 'all day long'.

Formality

成天 is colloquial; avoid in formal writing or speech. Use 整天 for neutral tone.

Example Sentences

1 shown

他 成天 玩游戏。

He plays games all day long.

AI-generated examples are marked with this icon.

Child Words of 成天

• 天 天 tiān: day
• 成 成 chéng: to succeed