surprise; astonishment; wonder; amazement
A sudden feeling caused by something unexpected or remarkable. Can be used for both positive and negative surprises.
I couldn't hide my surprise at his sudden confession.
そのニュースは世界中に大きな驚きをもたらした。
The news caused great astonishment around the world.
He couldn't hide his surprise at the result.
Everyone let out a cry of surprise at the same time.
I was so surprised that I lost the words to say.
That trip was an experience full of surprises.
It was a surprise that he won the championship.
驚き is a neutral noun simply meaning 'surprise', while 仰天 implies a stronger, almost overwhelming shock.