dumbfounded

He said Mr Crocker was "dumbfounded", adding: "He couldn't believe it. He couldn't believe it was so quick, either."

Heling, a 68-year-old resident of Raleigh, told Salon that having the validity of her voter registration called into question for a second time in the span of a year has left her dumbfounded.

They asked me and they were dumbfounded, which was hilarious to me.

“Tonight I was a little dumbfounded,” said Roberts.

But in January last year, the 31-year-old said doctors were "dumbfounded" to find out he had heart failure after some blood tests - with many GPs not specialists in steroid use.