This is the 661st most frequent Vietnamese word.
kỳ
The Vietnamese word "kỳ" can mean "period," "term," "strange," or "flag," depending on the context.
Here, "kỳ" is used to refer to a period or era in time.
Thời kỳ này rất khó khăn.
This period was very difficult.
In this sentence, "kỳ" is part of the compound noun "kỳ thủ," which means a player in terms of games like chess or go.
Anh ấy là một kỳ thủ cờ vua xuất sắc.
He is an excellent chess player.
Here, "kỳ" is part of the term "kỳ thi," which refers to an examination or test.