Here are all the words you need to know in HSK level 1.
Here are all the words you need to know in HSK level 2.
Here are all the words you need to know in HSK level 3.
Here are all the words you need to know in HSK level 4.
Here are all the words you need to know in HSK level 5.
Here are all the words you need to know in HSK level 6.