HSK 1
知道
zhīdào动
to know; to become aware of; also pr. zhīdao
我知道你喜欢中国菜。
Wǒ zhīdào nǐ xǐhuan Zhōngguó cài.
I know you like Chinese food.
Say it
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Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 1.