consternation
A feeling of worried confusion when something bad surprises you.
Consternation is a feeling of worried confusion or dismay that makes you unsure what to do next. It's stronger than simple surprise: when something unexpected happens that also worries or troubles you, that mixture of shock and concern is consternation.
Imagine your teacher announces a pop quiz on a chapter you haven't read yet. That sinking feeling in your stomach, combined with the panicked thought “What do I do now?” captures consternation perfectly. Or picture a goalkeeper watching the ball bounce in an unexpected direction right before it reaches them: their moment of anxious confusion is consternation.
The word often appears when groups of people react together to troubling news. You might read that “the announcement caused consternation among the students” or that “much to everyone's consternation, the power went out during the science fair.” It suggests people are caught off guard by something concerning, leaving them flustered and uncertain.
Notice that consternation isn't quite the same as fear or anger. It's that specific uncomfortable feeling when you're surprised by something problematic and need a moment to figure out how to respond. A football team might react with consternation when their star player gets injured right before the championship, or a family might feel consternation when their vacation plans suddenly fall through.