adjective unable to speak because of strong emotion; speechless
adverb in a state of being speechless or unable to act due to shock or amazement
The singer's powerful performance left the crowd dumbstruck.
The protagonist was dumbstruck by the unexpected plot twist.
The therapist was dumbstruck by the patient's sudden breakthrough.
The audience was left dumbstruck by the stunning special effects.
The debater's argument was so compelling that it left the opposition dumbstruck.
A writer may use 'dumbstruck' to describe a character's reaction to shocking news or events in a story.
A psychologist may use 'dumbstruck' to describe a patient's state of speechlessness or disbelief during therapy sessions.
A teacher may use 'dumbstruck' to describe a student's reaction to a particularly impressive or unexpected answer in class.
A journalist may use 'dumbstruck' to describe a witness's reaction to a crime or event during an interview.
An actor may use 'dumbstruck' to convey a character's state of being speechless or overwhelmed on stage or screen.