Astonishment means surprise or shock, so an astonished smile means that you are surprised but happy.
She was as astonished as a ground hog on ground hog day.
Astonished.
A simile.
"Astonished" is usually in the past simple tense; however, it can also be used in the present simple tense. Example: "I was astonished by his performance" (past simple) or "She looks astonished by the news" (present simple).
no amazed and astonished are synonyms.
I was astonished to find just how easy it was to answer the question.
Astonished means very much surprised. This student was astonished to discover that the teacher knew this sentence had been plagiarized.
The man was astonished by the amazing sight he saw.
A metaphor
As quick as a wink is a simile. ----
It is a simile.
She was astonished that her husband had gone to jail due to multiple DUI's.