How to use 可
可 + Adj. (+ 了)
可 can add strong conversational emphasis to a description or action. Before an adjective, it often appears with final 了 and makes the quality sound striking or personally significant. This use is especially associated with northern conversational styles, although its interpretation still depends on the whole utterance. It is different from 可 as part of a word meaning permission or possibility.
Before a verb phrase, 可 can reinforce insistence, a reminder, or a warning. 可别 is therefore useful to recognize as a forceful caution. In other contexts, 可 can highlight a development that has finally arrived after anticipation. Do not assign it one fixed translation: intonation and the speaker’s expectations shape its contribution.
Examples with pinyin and English
这只小狗可淘气了！
This puppy is so naughty!
我姐姐可好了！有什么好吃的都给我留着。
My sister is great! Any good food there is she saves some for me.
他可优秀了！你不想见见吗？
He is really excellent! Don't you want to meet him?
这个游戏可好玩了！推荐给你。
This game is really fun! I recommend it to you.
What to remember
- 可 can strengthen a description or action.
- 可别 often reinforces a warning.
- Final 了 is common in emphatic descriptions.
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Source and editorial notes
Explanation rewritten for Laowai. Examples are adapted from the Laowai English grammar curriculum, with editorial corrections where needed. The original curriculum credits AllSet Learning’s Chinese Grammar Wiki as used with permission. Read the retained source credits.
Difficulty labels describe the level of the explanation; they are not official HSK placement. Send a correction with this page’s URL.