The Vietnamese word "khoa trương" is a verb that means "to boast" or "to brag." It refers to the act of speaking highly of oneself or one's achievements in a way that may seem exaggerated or showy.
While "khoa trương" primarily means "to boast," it can also imply a broader sense of showing off or making something seem more significant than it is. It is important to consider the context in which it is used.