con·ster·na·tion 
/ˌkɑ:nstɚˈneɪʃən/ noun
/ˌkɑ:nstɚˈneɪʃən/ noun [noncount] formal : a strong feeling of surprise or sudden disappointment that causes confusion
▪ The candidate caused consternation among his supporters by changing positions on a key issue. ▪ Much to her parents' consternation, she had decided to not go to college. ▪ They stared at each other in consternation [=dismay], not knowing what to do.
▪ The candidate caused consternation among his supporters by changing positions on a key issue. ▪ Much to her parents' consternation, she had decided to not go to college. ▪ They stared at each other in consternation [=dismay], not knowing what to do.
