گیج شدن ، هنگ کردن
من هنگ کردم.
اینکه حرفی برای گفتن نداشته باشیم، در مانده و هاج و واج
I'm completely stumped - how did she manage to escape?
Scientists are stumped by this mystery virus.
گیج شدن!! Puzzled
to be confused or baffled or bewildered, so that you don't know how to answer or what to say in reply.
stumped is when nobody knows the right answer ) .
. . No winners this week. You got stumped better luck next week!