This is the 669th most frequent Vietnamese word.
sai
"Wrong" or "incorrect."
Here, 'sai' means 'wrong' or 'incorrect,' used to describe the act of making an incorrect decision.
Anh ấy đã sai khi không lắng nghe lời khuyên.
He was wrong when he didn't listen to the advice.
In this context, 'sai' refers to an incorrect statement or a mistake in information.
Câu trả lời này là sai.
This answer is wrong.
Here, 'sai' indicates a misstep or error in selecting the appropriate way or direction.