HSK 7-9
出卖
chūmài动
to offer for sale; to sell; to sell out; to betray
他不会为钱出卖朋友。
Tā bú huì wèi qián chū mài péng you.
He would not betray a friend for money.
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Appears across levels (7-9) in the HSK 3.0 word list.