This is the 787th most frequent Vietnamese word.
giây
The Vietnamese word "giây" means "second" (a unit of time).
In this sentence, 'giây' refers to a unit of time, specifically a second.
Tôi chỉ mất một giây để trả lời câu hỏi.
It only took me one second to answer the question.
In this sentence, 'giây' refers to a string or a cord.
Bạn hãy cầm chặt giây này để tôi buộc vào cái hộp.
Please hold this string tightly so I can tie it to the box.
Here, 'giây' again refers to an extremely short period of time, denoting a quick recollection.