"Flabbergasted" describes a state of being extremely surprised or shocked, often to the point of being unable to react immediately. It conveys a sense of wonder or disbelief at an unexpected event or news.
Matching Pairs
astonishedstunnedspeechlessintense shock
Examples
When she was told she'd won the lottery, she was absolutely flabbergasted and couldn't speak for a few moments.
He was flabbergasted when he found out that his closest colleague was the one behind the anonymous donation.
Upon seeing the remodeled kitchen, she was flabbergasted at how different and beautiful it looked compared to before.