This is the 370th most frequent Vietnamese word.
đáp
"Đáp" means "to answer" or "to respond."
Here, 'đáp' means 'to reply' or 'to respond'.
Anh ấy nhanh chóng đáp lại câu hỏi.
He quickly replied to the question.
In this context, 'đáp' means 'to land' or 'to alight'.
Chim bồ câu đã đáp xuống sân.
The dove landed in the yard.
Here, 'đáp' is part of 'đáp ứng,' which means 'to meet' or 'to satisfy' (a requirement).