HSK 2
事情
shìqing名
affair; matter; thing; business
这件事情我已经知道了。
Zhè jiàn shìqing wǒ yǐjīng zhīdào le.
I already know about this matter.
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Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 2.