consternation UK /ˌkɒn.stəˈneɪ.ʃən/US /ˌkɑn.s(t)ɚˈneɪ.ʃən/ noun1 •Amazement or horror that confounds the faculties, and incapacitates for reflection; terror, combined with amazement; dismay."Out!" exclaimed her husband, with something like genuine consternation in his voice. — 1899 formsconsternations