Dumbfound
Definition 1 of 1

Literal Usage
Referring to actual situations where someone is surprised or rendered speechless

Her unexpected announcement dumbfounded her friends.
Figurative Context
Using 'dumbfound' in a metaphorical sense

The film's ending dumbfounded critics and viewers alike.
Emotional Connotation
The emotional response associated with being dumbfounded

He was dumbfounded by the generosity of strangers.
Compare with
astonishamazebewilderflabbergaststun
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