horror-struck

adjective

hor·​ror-struck ˈhȯr-ər-ˌstrək 

ˈhär-

: struck with horror

stood horror-struck as they watched … their own city destroyed

—Nashville Tennessean

Synonyms

• affrighted
• afraid
• aghast
• alarmed
• fearful
• frightened
• horrified
• hysterical
• hysteric
• scared
• scary
• shocked
• spooked
• terrified
• terrorized

Word History

First Known Use

1814, in the meaning defined above